A) Using the classical IS-LM, show how the economy will respond to a temporary decline in productivity. What happens to

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A) Using the classical IS-LM, show how the economy will respondto a temporary decline in productivity. What happens to the realinterest rate, the price level and output. (10pts)
B) Now assume that the Fed attempts to prevent a recession fromoccurring following the shock in part A by increasing the moneysupply. According to the classical theory, will the Fed's actionssuccessfully prevent a recession from occurring? Explain youranswer. (5pts)