The Federal Reserve expands the money supply by 5 percent a)Use the theory of liquidity preference to illustrate in a graph the impact of this policy on the interest rate. b)Use the model of aggregate...

The Federal Reserve expands the money supply by 5 percent a)Use the theory of liquidity preference to illustrate in a graph the impact of this policy on the interest rate. b)Use the model of aggregate demand and aggregate supply to illustrate the impact of this change in the interest rate on output and the price level in the long run. c) When the economy makes the transition from its short-run equilibrium to its new long-run equilibrium ,what will happen to the price level?