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Quesn'on 4'3 a. Within the Aggregate Demand-Aggregate Supply Macroeconomic model, discuss in general the difference in the impacts on N01 yet nominal and real variables in the long and short run. answered Marked OUt 01' b. Compare the effects of an aggregate-demand-induced recession With an aggregate-supplyinduced recession (no diagram 8'0 necessary). How would you recognize that a recession is induced by demand or supply? What policies would be appropriate in '7 Flag each of the two cases? question c. Use the stickywage theory to explain whyr an increase in the expected price level shifts the aggregate-supplyr curve. d. Why and in what way are scal policy lags different from monetary policy lags