9) In the short run, the equilibrium level of real GDP
A) is necessarily less than potential GDP.
B) is necessarily equal to potential GDP.
C) is necessarily greater than potential GDP.
D) could be less than, equal to, or greater than potential GDP.
10) In the short run, the intersection of the aggregate demand and the short-run aggregate supply
curves,
A) determines the equilibrium price level.
B) is a point where there is neither a surplus nor a shortage of goods.
C) determines the equilibrium level of real GDP.
D) All of the above answers are correct.
11) A short-run macroeconomic equilibrium occurs
A) at the intersection of the short-run aggregate supply curve and the long-run aggregate supply
curve.
B) at the intersection of the short-run aggregate supply curve and the aggregate demand curve.
C) at the intersection of the short-run aggregate supply curve, the long-run aggregate supply
curve, and the aggregate demand curve.
D) when the rate at which prices of goods and services increase equals the rate at which money
wage rates increase.
12) Last year in the country of Union, the price level increased and real GDP increased. Such an
outcome might have occurred because short-run aggregate supply ________ and aggregate
demand ________.
A) decreased; decreased
B) increased; did not change
C) increased; decreased
D) did not change; increased