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Chapter1Economics:FoundationsandModels
1.1 ThreeKeyEconomicIdeas
1) RecentchangesoccurringwithintheU.S.healthcaresystem,includinglowerinsurancereimbursementrates,haveresultedin
A) agrowingnumberofdoctorschoosingtoopenprivatepractices.B) moremedicalpracticesbeingownedbyhospitalsthanbyindividualdoctors.C) amajorityofhospitalsclosingroutinemedicalpracticesinordertofocusonlyon
emergencycarefacilities.D) amajorityofdoctorsworkingdirectlyforinsurancecompanies.
Answer: BDiff:2 PageRef:3/3Topic: ScarcityLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
2) Ineconomics,choicesmustbemadebecauseweliveinaworldofA) unemployment. B) scarcity.C) greed. D) unlimitedresources.
Answer: BDiff:1 PageRef:4/4Topic: ScarcityLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
3) Whichofthefollowingstatementsistrue aboutscarcity?A) Scarcityreferstothesituationinwhichunlimitedwantsexceedlimitedresources.B) Scarcityisnotaproblemforthewealthy.C) Scarcityisonlyaproblemwhenacountryhastoolargeapopulation.D) Scarcityariseswhenthereisawidedisparityinincomedistribution.
Answer: ADiff:1 PageRef:4/4Topic: ScarcityLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
4) Thebasiceconomicproblemof________hasalwaysexistedandwillcontinuetoexist.A) scarcity B) efficiency C) inflation D) recession
Answer: ADiff:1 PageRef:4/4Topic: ScarcityLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
2Hubbard/OBrienEconomics,FourthEdition
5) Bydefinition,economicsisthestudyofA) howtomakemoneyinthestockmarket.B) howtomakemoneyinamarketeconomy.C) thechoicespeoplemaketoattaintheirgoals,giventheirscarceresources.D) supplyanddemand.
Answer: CDiff:1 PageRef:4/4Topic: ScarcityLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking,Communication
6) Aneconomic________isasimplifiedversionofsomeaspectofeconomiclifeusedtoanalyzeaneconomicissue.
A) market B) trade-off C) variable D) modelAnswer: DDiff:1 PageRef:4/4Topic: EconomicModelsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
7) Wheredoeconomicagentssuchasindividuals,firmsandnations,interactwitheachother?A) inpubliclocationsmonitoredbythegovernmentB) inanyarenathatbringstogetherbuyersandsellersC) inanyphysicallocationpeoplewherepeoplecanphysicallygettogetherforsellinggoods,
suchasshoppingmallsD) inanylocationwheretransactionscanbemonitoredbyconsumergroupsandtaxedbythe
governmentAnswer: BDiff:1 PageRef:4/4Topic: MarketsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
8) Theterm________ineconomicsreferstoagroupofbuyersandsellersofaproductandthearrangementbywhichtheycometogethertotrade.
A) collective B) cooperative C) market D) trade-offAnswer: CDiff:1 PageRef:4/4Topic: MarketsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels3
9) EconomistsassumethatindividualsA) behaveinunpredictableways.B) willnevertakeactionstohelpothers.C) prefertoliveinasocietythatvaluesfairnessaboveallelse.D) arerationalandrespondtoincentives.
Answer: DDiff:1 PageRef:5/5Topic: PeopleAreRationalLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
10) EconomistsassumethatrationalbehaviorisusefulinexplainingchoicespeoplemakeA) becauseirrationalpeopledonotmakeeconomicchoices.B) eventhoughpeoplemaynotbehaverationallyallthetime.C) becauseindividualsactrationallyallthetimeinallcircumstances.D) eventhoughpeoplerarely,ifever,behaveinarationalmanner.
Answer: BDiff:2 PageRef:5/5Topic: PeopleAreRationalLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
11) EconomistsassumethatrationalpeopledoallofthefollowingexceptA) useallavailableinformationastheyacttoachievetheirgoals.B) undertakeactivitiesthatbenefitothersandhurtthemselves.C) weighthebenefitsandcostsofallpossiblealternativeactions.D) respondtoeconomicincentives.
Answer: BDiff:2 PageRef:5/5Topic: PeopleAreRationalLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
12) Economicsdoesnotstudycorrectorincorrectbehaviorsbutratheritassumesthateconomicagentsbehave________,meaningtheymakethebestdecisionsgiventheirknowledgeofthecostsandbenefits.
A) equitably B) rationally C) emotionally D) selfishlyAnswer: BDiff:2 PageRef:5/5Topic: PeopleAreRationalLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
4Hubbard/OBrienEconomics,FourthEdition
13) Considerthefollowingstatements:a. Carownerspurchasemoregasolinefromagasstationthatsellsgasolineatalowerpricethanotherrivalgasstationsinthearea.b. Banksdonottakestepstoincreasesecuritysincetheybelieveitislesscostlytoallowsomebankrobberiesthantoinstallexpensivesecuritymonitoringequipment.c. FirmsproducemoreofaparticularDVDwhenitssellingpricerises.
Whichoftheabovestatementsdemonstratesthateconomicagentsrespondtoincentives?A) aonly.B) bonly.C) conly.D) aandb.E) a,b,andc.
Answer: EDiff:3 PageRef:5/5Topic: PeopleRespondtoEconomicIncentivesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
14) Supposethatsometeachershavedecidedthateconomicandfinancialuncertaintyhavemadetheprospectofretiringmorerisky,andthereforecarryahighercostthannotretiring.Byusingallavailableinformationastheyacttoachievetheirgoals,theseteachersareexemplifyingtheeconomicideathat
A) peoplearerational.B) peoplerespondtoeconomicincentives.C) optimaldecisionsaremadeatthemargin.D) equityismoreimportantthanefficiency.
Answer: ADiff:2 PageRef:5/5Topic: PeopleAreRationalLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
15) SupposetheU.S.governmentencouragednewmedicalschoolgraduatestotakeoverexistingpracticesfromdoctorswishingtoretirebypayingboththenewandretiringdoctors$100,000.Thesedoctorswouldbeexemplifyingtheeconomicideathat
A) peoplearerational.B) peoplerespondtoeconomicincentives.C) optimaldecisionsaremadeatthemargin.D) equityismoreimportantthanefficiency.
Answer: BDiff:2 PageRef:5/5Topic: PeopleRespondtoEconomicIncentivesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels5
16) Holdingallotherpersonalcharacteristics-suchasage,gender,andincome-constant,economistswouldexpectthat
A) peoplewithhealthinsurancewillbelesslikelytobeoverweightthanpeoplewithouthealthinsurance.
B) peoplewithhealthinsurancewillbemorelikelytobeoverweightthanpeoplewithouthealthinsurance.
C) peoplewithhealthinsurancewillbeequallylikelytobeoverweightaspeoplewithouthealthinsurance.
D) thereisnocorrelationbetweenhavinghealthinsuranceandbeingoverweight.Answer: BDiff:2 PageRef:5-7/5-7Topic: PeopleRespondtoEconomicIncentivesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
17) Since1994,obesityratesintheUnitedStatesA) havebeenonaslowandsteadydecline.B) haveincreasedinall50states.C) haveprimarilyincreasedintheSoutheastandremainedconstantorslightlydecreasedin
theremainderofthecountry.D) haveremainedfairlyconstantthroughoutthecountry.
Answer: BDiff:1 PageRef:5-7/5-7Topic: PeopleRespondtoEconomicIncentivesLearningOutcome: Micro1:Identifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomist
18) Ineconomics,theterm________meansadditionalorextra.A) allocative B) marginal C) equity D) optimal
Answer: BDiff:1 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
19) Agrocerystoresellsabagofpotatoesatafixedpriceof$2.30.Whichofthefollowingisatermusedbyeconomiststodescribethemoneyreceivedfromthesaleofanadditionalbagofpotatoes?
A) marginalrevenueB) grossearningsC) pureprofitD) marginalcostsE) netbenefit
Answer: ADiff:1 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
6Hubbard/OBrienEconomics,FourthEdition
20) EconomistsreasonthattheoptimaldecisionistocontinueanyactivityuptothepointwheretheA) marginalbenefitiszero.B) marginalbenefitisgreaterthanthemarginalcost.C) marginalcostiszero.D) marginalbenefitequalsthemarginalcost.
Answer: DDiff:2 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
21) MarginalanalysisinvolvesundertakinganactivityA) untilitsmarginalcostsstartdeclining.B) onlywhenitsmarginalbenefitsarepositive.C) untilitsmarginalbenefitsequalmarginalcosts.D) onlyifitsmarginalcostsaregreaterthanitsmarginalbenefits.
Answer: CDiff:1 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
22) Therevenuereceivedfromthesaleof________ofaproductisamarginalbenefittothefirm.A) anadditionalunit B) thetotalnumberofunitsC) nounits D) onlyprofitableunits
Answer: ADiff:2 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
23) MakingoptimaldecisionsatthemarginrequiresA) makingdecisionsaccordingtooneswhimsandfancies.B) makingconsistentlyirrationaldecisions.C) weighingthecostsandbenefitsofadecisionbeforedecidingifitshouldbepursued.D) makingborderlinedecisions.
Answer: CDiff:1 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels7
24) MakinghowmuchdecisionsinvolveA) calculatingthetotalbenefitsoftheactivityanddeterminingifyouaresatisfiedwiththat
amount.B) calculatingthetotalcostsoftheactivityanddeterminingifyoucanaffordtoincurthat
expenditure.C) calculatingtheaveragebenefitandtheaveragecostofanactivitytodetermineifitis
worthwhileundertakingthatactivity.D) determiningtheadditionalbenefitsandtheadditionalcostsofthatactivity.
Answer: DDiff:2 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
25) TheextracostassociatedwithundertakinganactivityiscalledA) netloss. B) marginalcost.C) opportunitycost. D) foregonecost.
Answer: BDiff:1 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
26) DeShawnsDetailingisaservicethatdetailscarsatthecustomershomesorplacesofwork.DeShawnscostforabasicdetailingpackageis$40,andhecharges$75forthisservice.Foratotalpriceof$90,DeShawnwillalsodetailthecarsengine,aservicethataddsanadditional$20tothetotalcostofthepackage.WhatisDeShawnsmarginalbenefitifhesellsabasicdetailingpackage?
A) $35B) $75C) Hemakesamarginallossof$15,notamarginalbenefit.D) Themarginalbenefitcannotbedetermined.
Answer: BDiff:2 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
27) DeShawnsDetailingisaservicethatdetailscarsatthecustomershomesorplacesofwork.DeShawnscostforabasicdetailingpackageis$40,andhecharges$75forthisservice.Foratotalpriceof$90,DeShawnwillalsodetailthecarsengine,aservicethataddsanadditional$20tothetotalcostofthepackage.Whatisthemarginalcostofaddingtheenginedetailingtothebasicdetailingpackage?
A) $20 B) $30C) $60 D) $60plusthevalueofhistime
Answer: ADiff:2 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
Copyright2013PearsonEducation,Inc.
8Hubbard/OBrienEconomics,FourthEdition
28) DeShawnsDetailingisaservicethatdetailscarsatthecustomershomesorplacesofwork.DeShawnscostforabasicdetailingpackageis$40,andhecharges$75forthisservice.Foratotalpriceof$90,DeShawnwillalsodetailthecarsengine,aservicethataddsanadditional$20tothetotalcostofthepackage.ShouldDeShawncontinuetooffertheenginedetailingservice?
A) yes,hestillmakesaprofitbysellingtheenginedetailingservicewiththebasicdetailingpackage
B) yes,butonlyifheraisesthepriceofthebasicdetailingpackageC) no,hismarginalbenefitislessthanhismarginalcostD) MoreinformationisneededforDeShawntomakethisdecision.
Answer: CDiff:3 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
Scenario1-1
Supposeacellphonemanufacturercurrentlysells20,000cellphonesperweekandmakesaprofitof$5,000perweek.Amanagerattheplantobserves,Althoughthelast3,000cellphonesweproducedandsoldincreasedourrevenueby$6,000andourcostsby$6,700,wearestillmakinganoverallprofitof$5,000perweeksoIthinkwereontherighttrack.Weareproducingtheoptimalnumberofcellphones.
29) RefertoScenario1-1.Usingmarginalanalysisterminology,whatisanothereconomictermfortheincrementalrevenuereceivedfromthesaleofthelast3,000cellphones?
A) grossearnings B) marginalrevenueC) salesrevenue D) grossprofit
Answer: BDiff:1 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
30) RefertoScenario1-1.Usingmarginalanalysisterminology,whatisanothereconomictermfortheincrementalcostofproducingthelast3,000cellphones?
A) marginalcost B) operatingcostC) explicitcost D) Anyoftheabovetermsarecorrect.
Answer: ADiff:1 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
31) RefertoScenario1-1.Hadthefirmnotproducedandsoldthelast3,000cellphones,woulditsprofitbehigherorlower,andifsobyhowmuch?
A) Itsprofitwillbe$6,700higher. B) Itsprofitwillbe$700higher.C) Itsprofitwillbe$700lower. D) Itsprofitwillbe$6,000lower.
Answer: BDiff:2 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels9
Table1-1
HoursOpen
TotalRevenue(dollars)
1 $502 753 954 1105 1206 125
LydiarunsasmallnailsaloninthetownofNewHope.Sheisdebatingwhethersheshouldextendherhoursofoperation.Lydiafiguresthathersalesrevenuewilldependonthenumberofhoursthenailsalonisopenasshowninthetableabove.Shewouldhavetohireaworkerforthosehoursatawagerateof$10perhour.
32) RefertoTable1-1.Usingmarginalanalysis,determinehowmanyhoursshouldLydiaextendhernailsalonshoursofoperations?
A) 2hours B) 3hours C) 4hours D) 5hours E) 6hoursAnswer: DDiff:3 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
33) RefertoTable1-1.WhatisLydiasmarginalbenefitifshedecidestostayopenfortwohoursinsteadofonehour?
A) $25 B) $50 C) $75 D) $125Answer: ADiff:2 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
34) RefertoTable1-1.WhatisLydiasmarginalcostifshedecidestostayopenfortwohoursinsteadofonehour?
A) $10 B) $20 C) $25 D) $40Answer: ADiff:2 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
Copyright2013PearsonEducation,Inc.
10Hubbard/OBrienEconomics,FourthEdition
35) SooJinsharesaone-bedroomapartmentwithherclassmate.Hershareoftherentis$700permonth.Sheisconsideringmovingtoastudioapartmentwhichshewillnothavetosharewithanyone.Thestudioapartmentrentsfor$950permonth.Recently,youranintoSooJinoncampusandshetellsyouthatshehasmovedintothestudioapartment.SooJinisasrationalasanyotherperson.Asaneconomicsmajor,yourightlyconcludethat
A) SooJindidnothaveachoice;herroommatewasaslob.B) SooJinfiguresthattheadditionalbenefitofhavingherownplace(asopposedtosharing)
isatleast$250.C) SooJinfiguresthatthebenefitofhavingherownplace(asopposedtosharing)isatleast
$950.D) thecostofhavingonesownspaceoutweighsthebenefits.
Answer: BDiff:2 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
36) Ifthemarginalcostofkeepingadoctorsofficeopenoneadditionalhourperdayis$200,thenthedoctorshouldkeeptheofficeopenforoneextrahour
A) onlyifthemarginalbenefitshereceivesisgreaterthan$200plusanacceptableprofitmargin.
B) aslongasthemarginalbenefitshereceivesisjustequaltoorgreaterthan$200.C) aslongasthemarginalcostdoesnotrise.D) untilthemarginalbenefitshereceivesreacheszero.
Answer: BDiff:2 PageRef:8/8Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
37) Scarcityreferstoasituationinwhichunlimitedwantsexceedthelimitedresourcesavailabletofulfillthosewants.Answer: TRUEDiff:1 PageRef:4/4Topic: ScarcityLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
38) Scarcityisaproblemthatwilleventuallydisappearastechnologyadvances.Answer: FALSEDiff:1 PageRef:4/4Topic: ScarcityLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels11
39) Aneconomicmodelisasimplifiedversionofrealityusedtoanalyzereal-worldeconomicsituations.Answer: TRUEDiff:1 PageRef:4/4Topic: EconomicModelsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
40) Thesalesrevenueasellerreceivesfromthesaleofanadditionalunitofgoodsiscalledthemarginalbenefit.Answer: TRUEDiff:1 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
41) Optimaldecisionsaremadeatthepointwheremarginalcostequalszero.Answer: FALSEDiff:1 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
42) IfitcostsSinclair$300toproduce3suedejacketsand$420toproduce4suedejackets,thenthedifferenceof$120isthemarginalcostofproducingthe4thsuedejacket.Answer: TRUEDiff:1 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
43) Supposetheextracostforadoctortokeephisofficeopenforoneextrahouris$200.Then,thedoctorshouldstayopenfortheextrahourevenifhecangenerateadditionalrevenueof$200forthathour.Answer: TRUEDiff:2 PageRef:8/8Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
44) Explaintheeconomicassumptionthatpeoplearerational.Answer: Peoplearerationalmeansthateconomistsassumeconsumersandfirmswilluseall
availableinformationastheyacttoachievetheirgoals.Rationalindividualsweighthebenefitsandcostsofeachaction,andtheychooseanactiononlyifthebenefitsexceedthecosts.
Diff:2 PageRef:5/5Topic: PeopleAreRationalLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
12Hubbard/OBrienEconomics,FourthEdition
45) Explaintheeconomicideathatpeoplerespondtoincentives.Answer: Humanbeingsactfromavarietyofmotives,includingreligiousbelief,envy,and
compassion.Peoplerespondtoincentivesmeansthatpeoplewillactiftheyfeelitisintheirbesteconomicinteresttodoso.
Diff:2 PageRef:5/5Topic: PeopleRespondtoEconomicIncentivesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
46) Whatismeantbythestatementthatoptimaldecisionsaremadeatthemargin?Answer: Ineconomics,thewordmarginalmeansextraoradditional.Economistsreasonthat
theoptimaldecisionistocontinueanyactivityuptothepointwherethemarginalbenefitequalsthemarginalcost,sooptimaldecisionsaremadeatthepointwheretheextrabenefitreceivedfromanactivityisequaltotheextracostassociatedwiththatactivity.
Diff:2 PageRef:7/7Topic: OptimalDecisionsAreMadeattheMarginLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
47) Assumethatadoctorcanearnanadditional$20,000ofrevenueeachyearfromkeepinghisofficeopenforoneadditionalhourperweek.Whatmusttheadditionalcostofkeepingtheofficeopenthisadditionalhourperweekbetomakestayingopenfortheextrahoureconomicallyrational?Answer: Theadditionalcostofstayingopenforoneadditionalhourperweekmustbenomore
than$20,000fortheyeartomakestayingopenfortheextrahoureconomicallyrational.Diff:2 PageRef:7/7Topic: PeopleAreRationalLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
1.2 TheEconomicProblemThatEverySocietyMustSolve
1) Thethreefundamentalquestionsthatanyeconomymustaddressare:A) Whatwillbethepricesofgoodsandservices;howwillthesegoodsandservicesbe
produced;andwhowillreceivethem?B) Whatgoodsandservicestoproduce;howwillthesegoodsandservicesbeproduced;and
whoreceivesthem?C) Whogetsjobs;whatwagesdoworkersearn;andwhoownswhatproperty?D) Howmuchwillbesaved;whatwillbeproduced;andhowcanthesegoodsandservicesbe
fairlydistributed?Answer: BDiff:1 PageRef:8/8Topic: Trade-offsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels13
2) Theideathatbecauseofscarcity,producingmoreofonegoodorservicemeansproducinglessofanothergoodorservicereferstotheeconomicconceptof
A) optimization. B) efficiency. C) trade-off. D) equity.Answer: CDiff:1 PageRef:8/8Topic: Trade-offsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
3) Societyfacesatrade-offinallofthefollowingsituationsexceptA) whendecidingwhowillreceivethegoodsandservicesproduced.B) whendecidingwhatgoodsandserviceswillbeproduced.C) whendecidinghowgoodsandserviceswillbeproduced.D) whensomepreviouslyunemployedworkersfindjobs.
Answer: DDiff:2 PageRef:8/8Topic: Trade-offsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
4) Whichofthefollowingstatementsistrue?A) Anytimeyouhavetodecidewhichactiontotakeyouareexperiencingeconomicequity.B) Trade-offsdonotapplywhentheconsumerspurchaseaproductforwhichthereisexcess
supply,suchasastockclearancesale.C) Everyindividual,nomatterhowrichorpoor,isfacedwithmakingtrade-offs.D) Economicsisasocialsciencethatstudiesthetrade-offsweareforcedtomakebecause
resourcesareunlimited.Answer: CDiff:2 PageRef:8/8Topic: Trade-offsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
5) Whichofthefollowingisnot anexampleofaneconomictrade-offthatafirmhastomake?A) whetheritischeapertoproducewithmoremachinesorwithmoreworkersB) whetheritistooutsourcetheproductionofagoodorserviceC) whetherornotconsumerswillbuyitsproductsD) whetheritshouldproducemoreofitsproduct
Answer: CDiff:1 PageRef:8/8Topic: Trade-offsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
14Hubbard/OBrienEconomics,FourthEdition
6) ThehighestvaluedalternativethatmustbegivenuptoengageinanactivityisthedefinitionofA) economicequity. B) marginalbenefit.C) opportunitycost. D) marginalcost.
Answer: CDiff:1 PageRef:9/9Topic: OpportunityCostLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
7) TheCoffeeNook,asmallcafenearcampus,sellscappuccinosfor$2.50andRussianteacakesfor$1.00each.Whatistheopportunitycostofbuyingacappuccino?
A) 21/2Russianteacakes B) 2/5ofaRussianteacakeC) $2.50 D) $1.00
Answer: ADiff:1 PageRef:9/9Topic: OpportunityCostLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
8) Arlenequitsher$125,000-a-yearjobtotakecareofherailingparents.Whatistheopportunitycostofherdecision?
A) zero,sinceshewillnolongerbeearningasalaryB) Itdependsonthegoingrateforhome-careproviders.C) atleast$125,000D) thevaluesheattributestothesatisfactionshereceivesfromtakingcareofherparents
Answer: CDiff:1 PageRef:9/9Topic: OpportunityCostLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
9) Thedistributionofincomeprimarilydetermineswhichofthefundamentaleconomicquestions?A) Whatgoodsandservicesaretobeproduced?B) Howthegoodsandservicesaretobeproduced?C) Whowillreceivethegoodsandservicesproduced?D) Howtoplantheeconomy?
Answer: CDiff:2 PageRef:9/9Topic: WhoWillReceivetheGoodsandServicesProduced?LearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels15
10) Automobilemanufacturersproducearangeofautomobilessuchassportsutilityvehicles,luxurysedans,pickuptrucksandcompactcars.Whatfundamentaleconomicquestionaretheyaddressingbymakingthisrangeofproducts?
A) Howtoproducegoodsthatconsumerswant?B) Whyproduceavarietyofautomobiles?C) Whattoproduce?D) Whotoproduceautomobilesfor?
Answer: CDiff:1 PageRef:9/9Topic: WhatGoodsandServicesWillBeProduced?LearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
11) Considerthefollowingeconomicagents:a. thegovernmentb. consumersc. producers
Who,inacentrallyplannedeconomy,decideswhatgoodsandserviceswillbeproducedwiththescarceresourcesavailableinthateconomy?
A) thegovernmentB) producersC) consumersD) consumersandproducersE) thegovernment,consumersandproducers
Answer: ADiff:1 PageRef:9/9Topic: WhatGoodsandServicesWillBeProduced?LearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
12) Thedecisionaboutwhatgoodsandserviceswillbeproducedmadeinamarketeconomyismadeby
A) lawmakersinthegovernmentvotingonwhatwillbeproduced.B) workersdecidingtoproduceonlywhatthebosssaysmustbeproduced.C) producersdecidingwhatsocietywantsmost.D) consumersandfirmschoosingwhichgoodsandservicestobuyorproduce.E) consumersdictatingtofirmswhattheyneedmost.
Answer: DDiff:1 PageRef:9/9Topic: WhatGoodsandServicesWillBeProduced?LearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
16Hubbard/OBrienEconomics,FourthEdition
13) Whichofthefollowingstatementsabouttheeconomicdecisionsconsumers,firms,andthegovernmenthavetomakeisfalse?
A) Governmentsfacetheproblemofscarcityinmakingeconomicdecisions.B) Onlyindividualsfacescarcity;firmsandthegovernmentdonot.C) Bothfirmsandindividualsfacescarcity.D) Eachfacestheproblemofscarcitywhichnecessitatestrade-offsinmakingeconomic
decisions.Answer: BDiff:1 PageRef:9/9Topic: WhatGoodsandServicesWillBeProduced?LearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
14) Whyisitnecessaryforalleconomicsystemstonotonlyprovidepeoplewithgoodsandservices,butalsorestrictthemfromgettingasmuchofthesegoodsandservicesastheywish?
A) Failuretodothiscouldreducetheefficiencyofthesystembyproducingsomegoodsandservicesthatarenotashighlyvaluedasothers.
B) Failuretodothiscouldleadtoaninequitableallocationofgoodsandservicesproduced.C) Failuretodothiscouldleadtodrasticshortagesofgoodandservices.D) Failuretodothiscouldreducesefficiencyandleadstoaninequitableallocationofoutput.
Answer: ADiff:3 PageRef:9/9Topic: WhoWillReceivetheGoodsandServicesProduced?LearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
15) Whoreceivesthemostofwhatisproducedinamarketeconomy?A) lawmakersandotherpoliticallyfavoredgroupsB) thosewhoarewillingandabletobuythemC) everyonereceivesanequalamountD) peoplewhoearnthehighestincomes
Answer: BDiff:1 PageRef:9/9Topic: WhoWillReceivetheGoodsandServicesProduced?LearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
16) HowarethefundamentaleconomicdecisionsdeterminedinNorthKorea?A) Individuals,firms,andthegovernmentinteractinamarkettomaketheseeconomic
decisions.B) Thesedecisionsaremadebythecountryselderswhohavehadmuchexperiencein
answeringthesequestions.C) ThegovernmentdecidesbecauseNorthKoreaisacentrallyplannedeconomy.D) TheUnitedNationsdecidesbecauseNorthKoreaisadevelopingeconomy.
Answer: CDiff:1 PageRef:10/10Topic: CentrallyPlannedEconomiesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels17
17) Howarethefundamentaleconomicquestionsansweredinamarketeconomy?A) Thegovernmentalonedecidestheanswers.B) Individuals,firms,andthegovernmentinteractinmarketstodecidetheanswerstothese
questions.C) Householdsandfirmsinteractinmarketstodecidetheanswerstothesequestions.D) Largecorporationsalonedecidetheanswers.
Answer: CDiff:2 PageRef:10/10Topic: MarketEconomiesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
18) Whichofthefollowingisaprobleminherentincentrallyplannedeconomies?A) Householdsandfirmsmakepoordecisionsinchoosinghowresourcesareallocated.B) Thereistoolittleproductionoflow-cost,high-qualitygoodsandservices.C) Productionmanagersaremoreconcernedwithsatisfyingconsumerwantsthanwith
satisfyinggovernmentsorders.D) Exportstendtoexceedimports.
Answer: BDiff:2 PageRef:10/10Topic: CentrallyPlannedEconomiesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
19) AllofthefollowingcontributedtothedownfalloftheSovietUnionin1991exceptA) publicdissatisfactionwithlowlivingstandardsandpoliticalrepression.B) aninabilitytoproducelow-costconsumergoodsthathouseholdswanted.C) lackofhigh-qualitygoodsandservices.D) lackofastrongdictatorwhocancoordinateeconomicactivities.
Answer: DDiff:2 PageRef:10/10Topic: CentrallyPlannedEconomiesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
20) ________isasituationinwhichagoodorserviceisproducedatthelowestpossiblecost.A) Allocativeefficiency B) ProductiveefficiencyC) Equity D) Optimalmarginalism
Answer: BDiff:1 PageRef:11/11Topic: EfficiencyLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
18Hubbard/OBrienEconomics,FourthEdition
21) ProductiveefficiencyisachievedwhenA) firmsaddalowprofitmargintothegoodsandservicestheyproduce.B) firmsproducethegoodsandservicesthatconsumersvaluemost.C) firmsproducegoodsandservicesatthelowestcost.D) therearenoshortagesorsurplusesinthemarket.
Answer: CDiff:1 PageRef:11/11Topic: EfficiencyLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
22) Whenproductionreflectsconsumerpreferences,________occurs.A) allocativeefficiency B) productiveefficiencyC) equity D) efficientcentralplanning
Answer: ADiff:1 PageRef:11/11Topic: EfficiencyLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
23) AllocativeefficiencyisachievedwhenfirmsproducegoodsandservicesA) atthelowestpossiblecost. B) thatconsumersvaluemost.C) atthelowestopportunitycost. D) atamarginalcostofzero.
Answer: BDiff:1 PageRef:11/11Topic: EfficiencyLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
24) MarketspromoteA) equityandcompetition. B) voluntaryexchangeandequality.C) equityandequality. D) competitionandvoluntaryexchange.
Answer: DDiff:2 PageRef:10/10Topic: MarketEconomiesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
25) Whichofthefollowingstatementsistrueaboutcompetitioninamarket?A) Competitionforcesfirmstooutsourcetheproductionoftheirlabor-intensiveproducts.B) Competitionforcesfirmstoundercuttheirsellingprice,thusbenefitingconsumerswho
willbeabletopurchaseproductsatthelowestpricepossible.C) Competitionforcesfirmstoproduceandsellproductsaslongasthemarginalbenefitto
consumersexceedsthemarginalcostofproduction.D) Competitionforcesfirmstoaddonlylowprofitmarginstotheircostsofproduction.
Answer: CDiff:2 PageRef:10/10Topic: MarketEconomiesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels19
26) ________increaseseconomicefficiencybecauseitforcesfirmstoproduceandsellgoodsandservicesaslongastheadditionalbenefittoconsumersisgreaterthantheadditionalcostofproduction.
A) Competition B) VoluntaryexchangeC) Equity D) Acentrallyplannedeconomy
Answer: ADiff:1 PageRef:10/10Topic: MarketEconomiesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
27) Whichofthefollowinggeneratesproductiveefficiency?A) competitionamongsellersB) competitionamongbuyersC) governmentinspectorsD) governmentproductionrulesandregulations
Answer: ADiff:1 PageRef:11/11Topic: EfficiencyLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
28) Voluntaryexchangebetweenbuyersandsellersgenerates________inamarketeconomy.A) scarcity B) allocativeefficiencyC) productiveefficiency D) equity
Answer: BDiff:1 PageRef:11/11Topic: EfficiencyLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
29) Whichofthefollowingisaresultofamarketeconomy?A) environmentalprotection B) anequalincomedistributionC) agreementonequity D) voluntaryexchange
Answer: DDiff:1 PageRef:10/10Topic: MarketEconomiesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
20Hubbard/OBrienEconomics,FourthEdition
30) Politicalcandidatesoftenholdfundraisersbychargingperplatefordinner.Wendypurchasedfourticketstoa$1,000perplatedinnerforalocalcitycouncilcandidate.Isthistransactioneconomicallyefficient?
A) No,politicalcandidatesshouldneverbeallowedtooverchargeforafundraisingdinner.B) Yes,itwasavoluntaryexchangethatbenefitedbothparties.C) No,Wendypaidtoomuchforfourdinners.D) Yes,itisefficientonlyfromtheperspectiveofthecandidatebutnotfromtheperspective
ofWendy.Answer: BDiff:2 PageRef:10/10Topic: MarketEconomiesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
31) Ineconomics,thetermequitymeansA) everyonehasanequalstandardofliving.B) thehardestworkingindividualsconsumealltheywant.C) onlyelectedofficialshavehighstandardsofliving.D) economicbenefitsaredistributedfairly.
Answer: DDiff:1 PageRef:11/11Topic: EquityLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
32) Whichofthefollowingismotivatedbyanequityconcern?A) Somestateshavetransferredfundstofoodbankprogramsinordertoincreasebenefitsto
lower-incomefamilies.B) Followingtheimplementationofsubsidiesforenergyconservation,householddemand
forrooftopsolarpanelsincreasedquitesignificantlyinCalifornia.C) TheUnitedNetworkforOrganSharingadvocatesasystemofrationingscarcekidneys
thatwouldfavoryoungpatientsoveroldinanefforttowringmorelifeoutofdonatedorgans.
D) TheUnitedStatesofferspatentprotectiontopharmaceuticalmanufacturerstopreventothersfromduplicatingtheirproducts.
Answer: ADiff:3 PageRef:11/11Topic: EquityLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking,EthicalReasoning
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels21
33) Whichofthefollowingismotivatedbyanefficiencyconcern?A) InDecember2006,theBushadministrationrestartedashort-termhousingassistance
programforvictimsofHurricaneKatrina.B) Eachyear,theUniversityofNotreDameconductsalotterytoparceloutthe30,000seats
availabletocontributors,formerathletesandparentsinthe80,000-seatstadium.C) TheUnitedNetworkforOrganSharingadvocatesasystemofrationingscarcekidneys
thatwouldfavoryoungpatientsoveroldinanefforttowringmorelifeoutofdonatedorgans.
D) Thefederalgovernmentshousingchoicevoucherprogramassistsverylow-incomefamilies,theelderly,andthedisabledtoafforddecent,safe,andsanitaryhousingintheprivatemarket.
Answer: CDiff:3 PageRef:11/11Topic: EfficiencyLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking,EthicalReasoning
34) Whichofthefollowingisanexampleofanefficiency-equitytrade-offfacedbyeconomicagents?
A) AccordingtoanarticlebyintheAmericanJournalofPublicHealthbyEdwardKaplanandMichaelMersonofYaleUniversitySchoolofMedicine,thefederalgovernmentscurrentmethodofallocatingHIV-preventionresourcesisnotcost-effective.InsteadofallocatingresourcestostatesinproportiontoreportedAIDScases,resourcesshouldflowfirsttothoseactivitiesthatpreventmoreinfectionsperdollarandthentolessandlesseffectivecombinationsofprogramsandpopulationsuntilfundsareexhausted,evenifitmeansthatsomepopulationswouldbeleftwithoutanypreventionservices.
B) Concernedaboutthefallingbirthrate,theFrenchgovernmenthaspledgedmoremoneyforfamilieswiththreechildren,inanefforttoencourageworkingwomentohavemorebabies.
C) SomeU.S.collegesareactivelyrecruitingforeignstudentsfortheirtechnology-basedprograms.
D) AllNewYorkCityartmuseumsareconsideringadoptingafree-admissionpolicyforlocalresidentsoneweekendpermonth.
Answer: ADiff:3 PageRef:11/11Topic: EfficiencyLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills,EthicalReasoning
35) Whichofthefollowingcorrectlydescribestherelationshipbetweeneconomicefficiencyandeconomicequity?
A) Theyarebothautomaticallyachievedinafreemarketeconomy.B) Theyalwayscallforoppositeoutcomes.C) Thereisnoconflictbetweenthetwogoals.D) Thereisoftenatrade-offbetweenthetwo.
Answer: DDiff:2 PageRef:11/11Topic: EfficiencyLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
22Hubbard/OBrienEconomics,FourthEdition
36) Allocativeefficiencybestexplains________,andproductiveefficiencybestexplains________.A) howsomethingwillbeproduced;whensomethingwillbeproducedB) whensomethingwillbeproduced;whysomethingwillbeproducedC) whysomethingwillbeproduced;whatwillbeproducedD) whatwillbeproduced;howsomethingwillbeproduced
Answer: DDiff:2 PageRef:11/11Topic: EfficiencyLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
37) Thegovernmentmakesalleconomicdecisionsinamixedeconomy.Answer: FALSEDiff:1 PageRef:10/10Topic: MixedEconomiesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
38) Whenvoluntaryexchangetakesplace,bothpartiesgainfromtheexchange.Answer: TRUEDiff:1 PageRef:10/10Topic: MarketEconomiesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
39) AcollegemustdecideifitwantstooffermoreInternet-basedclasses.Thisdecisioninvolvesansweringtheeconomicquestionofwhattoproduce.Answer: TRUEDiff:1 PageRef:9/9Topic: WhatGoodsandServicesWillBeProduced?LearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
40) Onedesirableoutcomeofamarketeconomyisthatitleadstoamoreequitabledistributionofincome.Answer: FALSEDiff:1 PageRef:10/10Topic: MarketEconomiesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
41) Whatisequity,andhowdoesitdifferfromefficiency?Answer: Equityreferstothefairdistributionofeconomicbenefits.Ineconomics,efficiencyrefers
toleastcostproduction(productiveefficiency)andproducingaccordingtohumanpreferences(allocativeefficiency).
Diff:2 PageRef:11/11Topic: EquityLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels23
42) Whatisopportunitycost?Answer: Opportunitycostreferstothehighest-valuedalternativethatmustbegivenuptoengage
inanactivity.Forexample,theopportunitycostoftakingthiseconomicsclassiswhatyouaregivinguptotaketheclass,whichmaybetakinganotherclasssuchasaccountingorpsychology,workingextrahoursatyourjob,orextrasleep(whicheverisyourhighest-valuedalternative).
Diff:2 PageRef:9/9Topic: OpportunityCostLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
43) Defineproductiveefficiency.Doesproductiveefficiencyimplyallocativeefficiency?Explain.Answer: Productiveefficiencyisanefficiencycriterionthatdescribesasituationinwhichgoods
andservicesareproducedatthelowestpossiblecost.Itdoesnotimplyallocativeefficiencywhichisacriterionassociatedwithproducinggoodsandservicesthatconsumersvaluemost.Forexample,amanufacturermaybeabletoproducetypewritersatthelowestpossiblecostofsay,$200butthisdoesnotnecessarilymeanthatconsumersarewillingtopay$200foratypewriter.
Diff:3 PageRef:11/11Topic: EfficiencyLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
44) Whatisacentrallyplannedeconomy?Answer: Acentrallyplannedeconomyisaneconomyinwhichthegovernmentdecideshow
economicresourceswillbeallocated.Diff:3 PageRef:10/10Topic: CentrallyPlannedEconomiesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
1.3 EconomicModels
1) EconomicmodelsdoallofthefollowingexceptA) answereconomicquestions.B) portrayrealityinallitsminutedetails.C) makeeconomicideasexplicitandconcreteforusebydecisionmakers.D) simplifysomeaspectofeconomiclife.
Answer: BDiff:1 PageRef:12/12Topic: EconomicModelsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
2) AllofthefollowingarepartofaneconomicmodelexceptA) assumptions. B) hypotheses. C) data. D) opinions.
Answer: DDiff:1 PageRef:12/12Topic: EconomicModelsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
24Hubbard/OBrienEconomics,FourthEdition
3) Whichofthefollowingstatementsaboutpositiveeconomicanalysisisfalse?A) Positiveanalysisusesaneconomicmodeltoestimatethecostsandbenefitsofdifferent
courseofactions.B) Thereismuchmoredisagreementamongeconomistsovernormativeeconomicanalysis
thanoverpositiveeconomicanalysis.C) Thereismuchmoredisagreementamongeconomistsoverpositiveeconomicanalysisthan
overnormativeeconomicanalysis.D) Unlikenormativeeconomicanalysis,positiveeconomicanalysiscanbetested.
Answer: CDiff:2 PageRef:14/14Topic: NormativeandPositiveAnalysisLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
4) Whichofthefollowingisapositiveeconomicstatement?A) ThestandardoflivingintheUnitedStatesshouldbehigher.B) IfthepriceofiPhonesfalls,alargerquantityofiPhoneswillbepurchased.C) Thegovernmentshouldrevampthehealthcaresystem.D) TheU.S.governmentshouldnothavebailedoutU.S.automanufacturers.
Answer: BDiff:2 PageRef:14/14Topic: NormativeandPositiveAnalysisLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
5) Whichofthefollowingisapositiveeconomicstatement?A) PeopleshouldnotbuySUVs.B) Thegovernmentshouldmandateelectricautomobiles.C) Scarcitynecessitatesthatpeoplemaketrade-offs.D) Foreignworkersshouldnotbeallowedtoworkforlowerwagesthanthecitizensofa
country.Answer: CDiff:2 PageRef:14/14Topic: NormativeandPositiveAnalysisLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
6) Whichofthefollowingisanormativeeconomicstatement?A) Risingglobaldemandforcoalhasledtoincreasesinthepriceofcoal.B) Withrisingmortgageratesandrisingunemploymentrates,thenumberofunsoldhomes
hasincreased.C) ThestateofTexasisconsideringincreasingfundsforlight-raildevelopmenttopromote
theuseofpublictransportation.D) Pharmaceuticalmanufacturersshouldnotbeallowedtopatenttheirproductsso
prescriptiondrugswouldbemoreaffordable.Answer: DDiff:2 PageRef:14/14Topic: NormativeandPositiveAnalysisLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels25
7) Whichofthefollowingisanormativeeconomicstatement?A) Thepriceofgasolineistoohigh.B) Thecurrenthighpriceofgasolineistheresultofstrongworldwidedemand.C) Whenthepriceofgasolinerises,thequantityofgasolinepurchasedfalls.D) Whenthepriceofgasolinerises,transportationcostsrise.
Answer: ADiff:2 PageRef:14/14Topic: NormativeandPositiveAnalysisLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
8) Whichofthefollowingquestionsorstatementsregardingmedicalschoolisnormative?A) Howdochangesinexpectedfutureincomesaffectthedecisionsofmedicalstudentsabout
whichspecialtytochoose?B) Medicalstudentswhoenterspecializedfieldsmakealargercontributiontosocietythan
dostudentwhoenterprimarycare.C) Whatroledoestuitionplayinastudentsdecisionaboutwhethertoattendmedical
school?D) Havetuitionincreaseshadalargeeffectorasmalleffectonthenumberofapplicationsto
medicalschool?Answer: BDiff:2 PageRef:15-16/15-16Topic: NormativeandPositiveAnalysisLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
9) Theeconomicanalysisofminimumwageinvolvesbothnormativeandpositiveanalysis.Considerthefollowingconsequencesofaminimumwage:a. Theminimumwagelawcausesunemployment.b. Aminimumwagelawbenefitssomegroupsandhurtsothers.c. InsomecitiessuchasSanFranciscoandNewYork,itwouldbeimpossibleforlow-skilledworkerstoliveinthecitywithoutminimumwagelaws.d. Thegainstowinnersofaminimumwagelawshouldbevaluedmorehighlythanthelossestolosersbecausethelatterprimarilycomprisesbusinesses.
Whichoftheconsequencesabovearepositivestatementsandwhicharenormativestatements?A) a,b,andcarepositivestatementsanddisanormativestatement.B) aandbarepositivestatements,canddarenormativestatement.C) Onlyaisapositivestatement,b,canddarenormativestatements.D) aandcarepositivestatements,banddarenormativestatements.
Answer: BDiff:2 PageRef:15/15Topic: NormativeandPositiveAnalysisLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
Copyright2013PearsonEducation,Inc.
26Hubbard/OBrienEconomics,FourthEdition
10) Anincreaseinthepriceofgasolinewillincreasethedemandforhybridvehicles.Thisstatementisanexampleofapositiveeconomicstatement.Answer: TRUEDiff:1 PageRef:14/14Topic: NormativeandPositiveAnalysisLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
11) Thedistributionofincomeshouldbelefttothemarketisanexampleofapositiveeconomicstatement.Answer: FALSEDiff:1 PageRef:14/14Topic: NormativeandPositiveAnalysisLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
12) Positiveanalysisisconcernedwithwhatoughttobe,whilenormativeanalysisisconcernedwithwhatis.Answer: FALSEDiff:2 PageRef:14/14Topic: NormativeandPositiveAnalysisLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
13) Whatisthedifferencebetweenpositiveeconomicanalysisandnormativeeconomicanalysis?Giveoneexampleeachofapositiveandnormativeeconomicissueorquestionorstatement.Answer: Positiveeconomicanalysisisconcernedwithwhatis.Positiveeconomicanalysisreaches
conclusionsbasedonverifiablestatements.Normativeeconomicanalysis,ontheotherhand,isconcernedwithwhatoughttobe.Normativeanalysisreachesconclusionsbasedonopinions.(Studentswillgivemanydifferentexamples.)
Diff:2 PageRef:14/14Topic: NormativeandPositiveAnalysisLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
14) Explainwhyeconomicsisconsideredasocialscience.Answer: Economicsisasocialsciencebecauseitstudiestheactionsofindividuals.Asasocial
science,economicsconsidershumanbehavior,particularlydecision-makingbehavior,ineverycontext.
Diff:2 PageRef:14/14Topic: EconomicsasaSocialScienceLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels27
1.4 MicroeconomicsandMacroeconomics
1) Whichofthefollowingisamicroeconomicsquestion?A) Howmuchwillbesavedandhowmuchwillbeproducedintheentireeconomy?B) Whatwillthelevelofeconomicgrowthbeintheentireeconomy?C) Whatfactorsdeterminethepriceofcarrots?D) Whatdeterminestheaveragepricelevelandinflation?
Answer: CDiff:2 PageRef:17/17Topic: MicroeconomicsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
2) MicroeconomicsisthestudyofA) howhouseholdsandfirmsmakechoices.B) theeconomyasawhole.C) theglobaleconomy.D) topicssuchasunemployment,inflation,andeconomicgrowth.
Answer: ADiff:1 PageRef:17/17Topic: MicroeconomicsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
3) Whichofthefollowingisamacroeconomicsquestion?A) Whatdeterminestheinflationrate?B) WhatdeterminestheproductionofDVDs?C) Whatfactorsdeterminethepriceofcarrots?D) Whatdeterminesthewageofautoworkers?
Answer: ADiff:2 PageRef:17/17Topic: MacroeconomicsLearningOutcome: Macro1:DefinemacroeconomicsandidentifyitsbasicconcernsAACSB: ReflectiveThinking
4) MacroeconomicsisthestudyofA) howhouseholdsmakechoices.B) howfirmsmakechoices.C) howhouseholdsandfirmsmakechoices.D) theeconomyasawhole.
Answer: DDiff:1 PageRef:17/17Topic: MacroeconomicsLearningOutcome: Macro1:DefinemacroeconomicsandidentifyitsbasicconcernsAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
28Hubbard/OBrienEconomics,FourthEdition
5) Examiningtheconditionsthatcouldleadtoarecessioninaneconomyisanexampleofmacroeconomicstopic.Answer: TRUEDiff:1 PageRef:17/17Topic: MacroeconomicsLearningOutcome: Macro1:DefinemacroeconomicsandidentifyitsbasicconcernsAACSB: ReflectiveThinking
6) ThedecisionsApplemakesindeterminingproductionlevelsforitsiPhoneisanexampleofamicroeconomicstopic.Answer: TRUEDiff:1 PageRef:17/17Topic: MicroeconomicsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
7) Whichofthefollowingareprimarilymacroeconomictopicsandwhichareprimarilymicroeconomictopics?
a. gasolinepricesb.unemploymentc. inflationd.healthcarecostse. airpollutionf. economicgrowthAnswer: b,c,andfareprimarilymacroeconomictopics.
a,d,andeareprimarilymicroeconomictopics.Diff:2 PageRef:17/17Topic: MicroeconomicsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
1.5 APreviewofImportantEconomicTerms
1) Whichofthefollowingstatementsistrueaboutprofit?A) Profitreferstotherevenuereceivedfromthesaleofaquantityofgoods.B) Profitiscalculatedbymultiplyingpriceandquantitysold.C) Thetermsaccountingprofitandeconomicprofitcanbeusedinterchangeably.D) Profitisthedifferencebetweenrevenueandcost.
Answer: DDiff:2 PageRef:18/18Topic: ProfitLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels29
2) Ineconomics,theaccumulatedskillsandtrainingthatworkershaveisknownasA) humancapital. B) entrepreneurship.C) physicalcapital. D) innovation.
Answer: ADiff:1 PageRef:18/18Topic: HumanCapitalLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
3) Whichofthefollowingisanexampleofanactivityundertakenbyanentrepreneur?A) designingyourlandscapingforyournewhomeB) holdingapositionasthepresidentofaliberalartscollegeC) runningforthepresidentoftheUnitedStatesD) startingyourownpetsittingbusiness
Answer: DDiff:1 PageRef:17/17Topic: EntrepreneurLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
4) ThemachinesworkershavetoworkwithareconsideredA) humancapital. B) physicalcapital.C) entrepreneurship. D) financialcapital.
Answer: BDiff:2 PageRef:18/18Topic: CapitalLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
5) TechnologyisdefinedasA) theprocessofdevelopingandrevisingmodels.B) newinnovationsandcreations.C) theprocessesusedtoproducegoodsandservices.D) theprocessofrecyclingproducts.
Answer: CDiff:1 PageRef:17/17Topic: TechnologyLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
6) Whichofthefollowingstatementsabouteconomicresourcesistrue?A) Economicresourcesincludefinancialcapitalandmoney.B) Economicresourcesarealsocalledfactorsofproduction.C) Economicresourcesareusedonlybybusinesses.D) Alleconomicresourcesareman-made.
Answer: BDiff:1 PageRef:18/18Topic: ResourcesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
30Hubbard/OBrienEconomics,FourthEdition
7) TheU.S.HealthResourcesandServicesAdministration(HRSA)forecaststhatin2020A) therewillbeashortageofdoctorsintheUnitedStates.B) thenumberofdoctorsintheUnitedStateswilldecreaseandthenumberofdoctorsneeded
willincrease.C) thenumberofdoctorsintheUnitedStateswillincreaseandthenumberofdoctorsneeded
willdecrease.D) therewillbeasurplusofdoctorsintheUnitedStates.
Answer: ADiff:1 PageRef:18/18Topic: HumanCapitalLearningOutcome: Micro1:Identifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomist
8) Accordingtocensusfigures,between1970and2007thenumberofdoctorswhodescribedthemselvesasself-employed
A) fellbymorethan50percent.B) morethandoubled.C) hasremainedfairlyconstant.D) felltoalmostzerobeforerisingbacktoitsoriginallevel.
Answer: ADiff:2 PageRef:20-21/20-21Topic: HumanCapitalLearningOutcome: Micro1:Identifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomist
9) Inthemarketforfactorsofproduction,firmsearnincomebysellinggoodsandservicestohouseholds.Answer: FALSEDiff:1 PageRef:18/18Topic: ResourcesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
10) Oneexampleofhumancapitalistheamountofskillsthatyouhave.Answer: TRUEDiff:1 PageRef:18/18Topic: HumanCapitalLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
11) Listthefivemainfactorsofproduction.Answer: Thefivemainfactorsofproductionarelabor,capital,humancapital,naturalresources,
andentrepreneurialability.Diff:1 PageRef:18/18Topic: ResourcesLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels31
12) Whatisthedifferencebetweenaninventionandaninnovation?Answer: Aninventionisthedevelopmentofanewgoodoranewprocessformakingagood.An
innovationisthepracticalapplicationofaninvention.Innovationcouldalsorefertoanysignificantimprovementinagoodorinthemeansofproducingagood.
Diff:1 PageRef:17/17Topic: InnovationLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
13) Explainthedifferencebetweenafirmsrevenueanditsprofit.Answer: Afirmsrevenueisthetotalamountreceivedforsellingagoodorservice.Itiscalculated
bymultiplyingthepriceperunitbythenumberofunitssold.Afirmsprofitisthedifferencebetweenitsrevenueanditscosts.
Diff:1 PageRef:18/18Topic: RevenueLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
14) Whataresomeofthereasonsgivenforthethedeclineinthenumberofphysicianschoosingtoenterprivatepractices?Answer: Thereasonsincludelowerinsurancereimbursementrates,inflexibleschedules,lower
incomes,highmedicalschooldebtloads,longerworkhours,andprovisionsofthenewhealthcarelaw.
Diff:2 PageRef:20-21/20-21Topic: HumanCapitalLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
1.6 Appendix:UsingGraphsandFormulas
1) Ifagraphhasalinethatshowstheamountofoutsourcinginthelasttenyears,itisknownasA) apiechart. B) atime-seriesgraph.C) ademandcurveforoutsourcing. D) asupplycurveofoutsourcing.
Answer: BDiff:1 PageRef:27/27Topic: GraphsLearningOutcome: Micro2:InterpretandanalyzeinformationpresentedindifferenttypesofgraphsAACSB: ReflectiveThinking
2) ________haveahorizontalandaverticalaxisandareusedineconomicstoillustraterelationshipsbetweentwoeconomicvariables.
A) Two-dimensionalgraphs B) One-dimensionalgraphsC) PieCharts D) Bargraphs
Answer: ADiff:1 PageRef:28/28Topic: GraphsLearningOutcome: Micro2:InterpretandanalyzeinformationpresentedindifferenttypesofgraphsAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
32Hubbard/OBrienEconomics,FourthEdition
3) Ifastraightlinepassesthroughthepointx = 14andy = 3andalsothroughthepointx=4andy=10,theslopeofthislineis
A) negative11dividedby6. B) seventenths.C) negativeseventenths. D) 6dividedby11.
Answer: CDiff:2 PageRef:29/29Topic: SlopeLearningOutcome: Micro2:InterpretandanalyzeinformationpresentedindifferenttypesofgraphsAACSB: AnalyticSkills
4) Onatwo-dimensionalgraph,________allowsfortheeffectsofadditionalvariables.A) movingalongacurve B) shiftingcurvesC) eliminatingacurve D) addinganadditionalcurve
Answer: BDiff:3 PageRef:30/30Topic: GraphsLearningOutcome: Micro2:InterpretandanalyzeinformationpresentedindifferenttypesofgraphsAACSB: AnalyticSkills
5) Whichofthefollowingstatementsisfalse?A) Aninverserelationshiphasanegativeslopevalue.B) Adirectrelationshiphasapositiveslopevalue.C) Acurvedlinehasslopevaluesthatchangeateverypoint.D) Astraightlinehasaslopeofzero.
Answer: DDiff:2 PageRef:30/30Topic: SlopeLearningOutcome: Micro2:InterpretandanalyzeinformationpresentedindifferenttypesofgraphsAACSB: ReflectiveThinking
6) TherelationshipbetweenconsumerspendinganddisposablepersonalincomeisA) aninverserelationship. B) adirectrelationship.C) anegativerelationship. D) independent.
Answer: BDiff:1 PageRef:30/30Topic: PositiveandNegativeRelationshipsLearningOutcome: Micro2:InterpretandanalyzeinformationpresentedindifferenttypesofgraphsAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels33
7) Supposewhenthepriceoflaptopsfall,collegestudentsbuymorelaptops.ThisimpliesthatA) thereisapositiverelationshipbetweenlaptoppricesandquantitiespurchasedbycollege
students.B) thereisanegativerelationshipbetweenlaptoppricesandquantitiespurchasedbycollege
students.C) thereisadirectrelationshipbetweenlaptoppricesandquantitiespurchasedbycollege
students.D) thereisaone-to-onerelationshipbetweenlaptoppricesandquantitiespurchasedby
collegestudents.Answer: BDiff:1 PageRef:30/30Topic: PositiveandNegativeRelationshipsLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
8) Ifthepriceofmilkwas$2.50agallonanditisnow$3.25agallon,whatisthepercentagechangeinprice?
A) 13percent B) 30percent C) 75percent D) 77percentAnswer: BDiff:2 PageRef:32/32Topic: FormulasLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
9) In2010,Hoovervilleconsumed205,000tonsofsugar.In2011,sugarconsumptionroseto245,000tons.Calculatethepercentagechangeinsugarconsumption.
A) 8.37% B) 11.95% C) 19.51% D) 26.33%Answer: CDiff:2 PageRef:34/34Topic: FormulasLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
10) Atarecentfacultymeeting,LorraineWaverly,presidentofSkywalkerCollege,announcedthatenrollmentisupby12percentovertheprevioussemester.Ifenrollmenttheprevioussemesterwas3,250students,whatisthestudentenrollmentthissemester?
A) 390 B) 2,860 C) 3,640 D) 4,030Answer: CDiff:2 PageRef:34/34Topic: FormulasLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
Copyright2013PearsonEducation,Inc.
34Hubbard/OBrienEconomics,FourthEdition
Figure1-1
11) RefertoFigure1-1.Usingtheinformationinthefigureabove,calculatethepercentagechangeinsalesofalcoholicbeveragesbetween2008and2011.
A) 23.1% B) 23.8% C) 30% D) 42.9%Answer: DDiff:1 PageRef:34/34Topic: FormulasLearningOutcome: Micro2:InterpretandanalyzeinformationpresentedindifferenttypesofgraphsAACSB: AnalyticSkills
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels35
Figure1-2
12) RefertoFigure1-2.CalculatetheareaofthetriangleA.A) $1.3million B) $2.6million C) $3.4million D) $5.2million
Answer: BDiff:1 PageRef:35/35Topic: FormulasLearningOutcome: Micro2:InterpretandanalyzeinformationpresentedindifferenttypesofgraphsAACSB: AnalyticSkills
Figure1-3
13) RefertoFigure1-3.CalculatetheareaofthetrapezoidX.A) $270 B) $720 C) $810 D) $2,520
Answer: CDiff:2 PageRef:35/35Topic: FormulasLearningOutcome: Micro2:InterpretandanalyzeinformationpresentedindifferenttypesofgraphsAACSB: AnalyticSkills
Copyright2013PearsonEducation,Inc.
36Hubbard/OBrienEconomics,FourthEdition
Figure1-4
14) RefertoFigure1-4.Whichofthefollowingstatementsisfalse?A) TheslopeofthetangentatEispositive.B) TheslopeofthetangentatFisnegative.C) TheslopeofthetangentatEandtheslopeofthetangentatF areequal.D) NeithertheslopeofthetangentatE northeslopeofthetangentatF areequaltozero.
Answer: CDiff:1 PageRef:34/34Topic: SlopeLearningOutcome: Micro2:InterpretandanalyzeinformationpresentedindifferenttypesofgraphsAACSB: AnalyticSkills
15) Whatistheomittedvariableproblemindeterminingcauseandeffect?A) Itisaproblemthatariseswhenaninsignificantvariableisgiventoomuchweightinan
economicanalysisleadingtoskewedconclusionsaboutcauseandeffect.B) Itisaproblemthatariseswhenasignificantvariableisnotgivenenoughweightinan
economicexperimentleadingtoskewedconclusionsaboutcauseandeffect.C) Itisaproblemthatariseswhenaninsignificanteconomicvariablethatshouldhavebeen
omittedisincludedinaneconomicexperimentleadingtofalseconclusionsaboutcauseandeffect.
D) Itisaproblemthatariseswhenaneconomicvariablethataffectsothervariablesisomittedfromananalysisanditsomissionleadstofalseconclusionsaboutcauseandeffect.
Answer: DDiff:1 PageRef:31/31Topic: CauseandEffectLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
Chapter1Economics:FoundationsandModels37
16) ________isaproblemthatoccurswhenoneconcludesthatachangeinvariableXcausedachangeinvariableYwheninactualfact,itisachangeinvariableYthatcausedachangeinvariableX.
A) Theomittedvariable B) Thepositive-to-negativerelationshipC) Reversecausality D) Nonlinearslope
Answer: CDiff:1 PageRef:31/31Topic: CauseandEffectLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
17) TheprevalenceofAlzheimersdementiaisveryhighamongresidentslivinginnursinghomes.AstudentconcludesthatitislikelythatlivinginnursinghomecausesAlzheimersdementia.Whatistheflawinthestudentsreasoning?
A) ThestudenthasfailedtotakeintoaccountothercausesofAlzheimersdisease.B) Thestudentisdrawingafalseconclusion;heisconfusingcauseandeffect.C) Thestudentisusinganinadequatesamplesize.D) Thestudentisdrawingafalseconclusionbymakingthemistakeofomittingcritical
variablessuchastheageandgenderoftheresidents.Answer: BDiff:2 PageRef:31/31Topic: CauseandEffectLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: AnalyticSkills
18) YouexplaintoyourroommateSurya,whomakesbeadedheadbands,aboutaneconomictheorywhichassertsthatconsumerswillpurchasemoreofaproductatlowerpricesthantheywillathigherprices.Shecontendsthatthetheoryisincorrectbecauseoverthepasttwoyearsshehasloweredthepriceofherheadbandsandyethasseenadecreaseinsales.HowwouldyourespondtoSurya?
A) Suryaisright;shehasevidencetobackherclaim.Thetheorymustbeerroneous.B) Suryaismakingthemistakeofassumingthatcorrelationimpliescausation.C) Iwillexplaintoherthatsheismakingtheerrorofreversecausality:itisthedecreasein
demandthathascausedhertolowerherprices.D) Iwillexplaintoherthattherearesomeomittedvariablesthathavecontributedtoa
decreaseinhersalessuchaschangesinincome.Answer: DDiff:2 PageRef:31/31Topic: CauseandEffectLearningOutcome: Micro1:IdentifythebasicprinciplesofeconomicsandexplainhowtothinklikeaneconomistAACSB: ReflectiveThinking
Copyright2013PearsonEducation,Inc.
38Hubbard/OBrienEconomics,FourthEdition
Table1-2
YearDVD
Recorders(millions)
2007 12.52008 14.02009 17.22010 20.02011 21.7
19) RefertoTable1-2.ThetableaboveshowsthesalesofDVDrecordersinNorthAmerica.Presenttheinformationusingabargraph.Answer:
Diff:1 PageRef:27/27Topic: GraphsLearningOutcome: Micro2:InterpretandanalyzeinformationpresentedindifferenttypesofgraphsAACSB: AnalyticSkills
Copyright2013PearsonEducation,Inc.