Exam 12: U.S Inflation, Unemployment, and Business Cycle
The intertemporal substitution effect is the factor that creates business cycles in the Keynesian theory of the business cycle.
False
The position of the long-run Phillips curve is determined by
B
-The figure above shows the initial aggregate demand curve, AD0, the initial short-run aggregate supply curve, SAS0, and the long-run aggregate supply curve, LAS. The points in the figure show possible combinations of real GDP and the price level at which the economy of Atlantia is in macroeconomic equilibrium. The economy is initially at point A. Then, the government increases its expenditure on goods and services. Draw the new aggregate demand and short-run aggregate supply curves in the figure to show the effects of this event on Atlantiaʹs real GDP and price level.
a) What happens to Atlantiaʹs potential GDP?
b) In the short run, what happens to aggregate supply and aggregate demand?
c) What are the new short-run equilibrium real GDP and price level?
d) In the long run, what happens to the short-run aggregate supply and aggregate demand?
e) What are the new long-run equilibrium real GDP and price level?
a) Atlantiaʹs potential GDP is not affected. Potential GDP depends on the economyʹs factors of production and available technology, not on aggregate spending.
b) See the figure above. The increase in government expenditure increases aggregate demand. The aggregate demand curve shifts from AD0 to AD1. Because there is no change in potential GDP and no change in the money wage rate, short run aggregate supply is not affected. The short-run aggregate supply curve remains at SAS0.
c) In the short run the economy is at point B, where real GDP is $400 million and the price level is 105.
d) Because at point B real GDP is above potential GDP, unemployment is less than the natural rate so the tight conditions in the labor market means that the money wage rate begins to rise. As it does, short -run aggregate supply decreases. The short-run aggregate supply curve shifts from SAS0 to SAS1. Because nothing further affects aggregate demand, the aggregate demand curve remains at AD1.
e) In the long run the economy is at point D, where real GDP is $300 million and the price level is 115.
The short-run Phillips curve intersects the long-run Phillips curve at the
-In the above figure, what might have shifted the short-run Phillips curve from SRPC1 to SRPC2 while leaving the long-run Phillips curve unchanged at LRPC?
-In the above figure, suppose the economy starts at point A. The short-run response to an increase in the growth rate of the quantity of money in monetarist business cycle theory moves the economy to point
Both new Keynesian and new classical cycle theories claim that __________.
What, according to the monetarist theory of the business cycle, leads to changes in real GDP?
For monetarists the main cause of economic fluctuations is changes in
-The figure above shows the initial aggregate demand curve, AD0, the initial short-run aggregate supply curve, SAS0, and the long-run aggregate supply curve, LAS. The points in the figure show possible combinations of real GDP and the price level at which the economy of Atlantia is in macroeconomic equilibrium. The economy is initially at point A. Atlantiaʹs Central Bank then increases the quantity of money year after year. Draw the necessary curves in the figure to show the effects of this on Atlantiaʹs real GDP and price level.
a) What happens to Atlantiaʹs potential GDP?
b) In the short run, what happens to aggregate supply and aggregate demand?
c) What are the new short-run equilibrium real GDP and price level?
d) In the long run, what happens to aggregate supply and aggregate demand?
e) In the long run, what process is unfolding?
Both the new classical and new Keynesian business cycle theories agree that
The factor leading to business cycles in the Keynesian model is__________ .
What is the factor that leads to business cycles in the new Keynesian cycle theory?
Suppose that a severe shock that decreases the demand for loanable funds hits the United States. Which of the following can we expect to occur according to the real business cycle model?
According to real business cycle theory, a fall in the real interest rate current labor supply and_________ current employment.
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