46) Suppose that the economy is in long-run equilibrium and the government decided to engage
in expected expansionary policy by increasing the money supply. If we assume rational
expectations, which of the following statements is correct about the effect of expansionary policy
in the long run?
A) The unemployment rate will increase, real GDP will increase and the price level will increase.
B) The unemployment rate will decrease, real GDP will decrease and the price level will
decrease.
C) The unemployment rate will remain unchanged, real GDP will remain unchanged and the
price level will increase.
D) The unemployment rate will remain unchanged, real GDP will remain unchanged and the
price level will decrease.
47) Under the assumption of rational expectations, fiscal and monetary policy changes are
effective in the short run
A) all of the time.
B) only when the short-run aggregate supply curve is the same as the long-run aggregate supply
curve.
C) only when the policy changes leave the position of the aggregate demand curve unaffected.
D) only when the policy changes are unanticipated.
48) A central bank initiates a contractionary monetary policy that is correctly anticipated by
economic agents in the economy. The result is
A) decreased prices, but no change in real GDP.
B) decreased prices and decreased real GDP in the short run, but only decreased prices in the
long run.
C) decreased real GDP in the short run and decreased prices in the long run.
D) decreased real GDP and prices in both the short run and the long run.