Macroeconomics 11th Edition by Michael Parkin

تمرين 11

Use the following data to work Problem. The following events have occurred in the history of the United States:
A deep recession hits the world economy.
The world oil price rises sharply.
U.S. businesses expect future profits to fall.
Explain for each event whether it changes short-run aggregate supply, long-run aggregate supply, aggregate demand, or some combination of them.