The Keynesian short-run aggregate supply curve in the simplified Keynesian model is unrealistic because
A) a vertical curve does not make economic sense.
B) prices and wages will never decrease.
C) the classical model is better in explaining how the economy operates.
D) some price adjustments do take place in the short run.
D
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Consolidation or cooperation frequently occurs in the public sector. Give some reasons why local governments consolidating or cooperating through special districts might be problematic
What will be an ideal response?
Refer to the accompanying figure. 
From the figure, we can infer that James' marginal rate of substitution is:
A. higher at point A than point B. B. the same at point A and point B. C. constant. D. higher at point B than point A.
The term oligopoly indicates:
A. a one-firm industry. B. many producers of a differentiated product. C. a few firms producing either a differentiated or a homogeneous product. D. an industry whose four-firm concentration ratio is low.
An increase in Swiss interest rates will cause:
A. an increase in the demand for U.S. dollars and an increase in the exchange rate of Swiss francs per dollar. B. a decrease in the demand for U.S. dollars and a decrease in the exchange rate of Swiss francs per dollar. C. an increase in the supply of U.S. dollars and a decrease in the exchange rate of Swiss francs per dollar. D. a decrease in the supply of U.S. dollars and an increase in the exchange rate of Swiss francs per dollar.