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ARMA and ARIMA Processes(part 1)

Date post:	10-Mar-2016
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First we describe exactly what ARMA processes are and compute a few conditional expectationsAfter that we prove that the best predictor in L^2 space is the conditional expectationWe finalise this part with forecasting AR(2),MA(2),ARMA(1,1),ARIMA(1,1,1) and a few generalisations on 1 and 2 periods ahead.I used as a source Time Series Analysis by Hamilton

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