In the long run, a year-long drought that destroys most of the summer's wheat crops causes permanently:
A. higher prices.
B. lower prices.
C. lower output.
D. None of these is true.
Answer: D
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In the Keynesian theory, an exogenous decrease in the demand for money shifts
a. the LM curve to the right. b. the LM curve to the left. c. the IS curve to the right. d. the IS curve to the left. e. neither the IS or LM curves.
The opportunity cost of an action:
a. is equal to the marginal cost of an action b. is equal to explicit cost c. is equal to the cost of the next best alternative forgone d. is the total cost of an action
When a firm practices perfect price discrimination,
a. Consumer surplus is maximized b. Producer surplus is minimized c. Producer surplus is maximized d. None of the above
The Laffer curve is a graph of the relationship between tax rates and:
a. real GDP. b. total tax revenues. c. government spending. d. inflation.