Introduction to Econometrics 3rd Edition by James Stock, Mark Watson

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A macroeconomist wants to construct forecasts for the following macroeconomic variables: GDP, consumption, investment, government purchases, exports, imports, short-term interest rates, long-term interest rates, and the rate of price inflation. He has quarterly time series for each of these variables from 1970 to 2010. Should he estimate a VAR for these variables and use this for forecasting Why or why not Can you suggest an alternative approach