TOPIC: GDP and factors affect GDP

hoaian's product

hoaian's product

hoaian's product

hoaian's product

hoaian's product

hoaian's product

hoaian's product

hoaian's product

hoaian's product

hoaian's product

Y= a1 + a2I +a3 X+ a4L + ui SRF: Y ^ = a1^ + a2^ I +a3^X

+a4^L + ei

hoaian's product

hoaian's product

SRF:Y = 7.318448 + 1.393408 I +

0.348825 X – 1.228224 L

hoaian's product

1.individual regression coefficients: ( = 0.05) Ho: a2 = 0. H1: a2 0. P-value ( a2^)= 0.0000 < 0.05 reject Ho Ho: a3 = 0. H1: a3 0. P-value( a3^) = 0.0001 <0.05 reject Ho Ho ; a4=0

H1: a4 #0 P-value( a4^)= 0.0000< 0.05 reject Ho statistically significant

hoaian's product

2.testing overall significance of the sample regression:

Ho: R2= 0 H1: R2 # 0 P-value( F-test) = 0.000 < 0.05

reject Ho the model is economically

significant.hoaian's product

hoaian's product

hoaian's product

hoaian's product

hoaian's product

Solution change export

mechanism - adaptable

industrialization and modernization

suitable law environment in foreign market

hoaian's product

hoaian's product

Open trade relationship

Improve technology, management, human

resources…

Stable business law

Government loan policy

hoaian's product

-Overpopulation-Abundant in quantity>< weak in quality

Thank you for your attention!!!

hoaian's product

1. zero systematic error: E(ui) =0

hoaian's product

2.Homoscedasticity: var(ui) = δ2 for all i

Ho: var(ui) = δ2

H1: var(ui) ≠ δ2

hoaian's product

hoaian's product

P-value (F-statistics) = 0.438492  

P-value(Obs*R-squared) = 0.370250

do not reject Ho

hoaian's product

3.No autocorrelation: cov(ui; uj) = 0 for all i #j

Ho: cov(ui; uj) = 0 for all i #j H1: cov(ui; uj)≠ 0 for all i #j

hoaian's product

hoaian's product

  4.X is non-stochastic

hoaian's product

5.u~ N(0, δ2) Ho: u~ N(0, δ2) (the error terms are

normally distributed.)H1: u/~ N(0, δ 2)( the error terms are

not normally distributed.)

hoaian's product

hoaian's product

6.no misspecification error   Ho: no misspecification error the

error terms are normally distributed. H1: misspecification error

hoaian's product

hoaian's product