Suppose that the central bank must follow a rule that requires it to increase the money supply when the price level falls and decrease the money supply when the price level rises. If the economy starts from long-run equilibrium and aggregate supply shifts left, the central bank must   a. decrease the money supply, which will move output back towards its long-run level.     b. decrease the money supply, which will move output farther from its long-run level.     c. increase the money supply, which will move output back towards its long-run level.     d. increase the money supply, which will move output farther from its long-run level.

9. Which of the following will result in expansionary monetary or fiscal policy being the LEAST effective in increasing real GDP? A. The LRAS curve has a negative slope B. Aggregate demand is less elastic than aggregate supply C. Wages and prices are very flexible and change quickly in reaction to policy changes D. The SRAS curve is perfectly elastic

Considering how monetary policy affects the market, which of the following statements is most accurate? There is an indirect impact on aggregate demand by monetary policies. O There is more of an impact on consumption than investments by monetary policies. There is a direct impact on aggregate demand by monetary policies.

Question 7. Suppose there is an exogenous increase in the price of oil in an economy. a. Use the aggregate demand and supply model to illustrate and examine the impact of the oil-price increase on output, employment and the price level in both the short run and the long run. b. If the Bank of Canada cares about keeping output and employment at their natural-rate levels, what is the policy response of the Bank of Canada? What is the impact of policy response on the price level? Use the aggregate demand and supply model to explain your answer. Please illustrate the answers using figures with aggregate demand and supply curves. Please also briefly explain the answers in words.