Related to the Economics in Practice on p. 727: Refer to Scenario 36.4. For Group A, what is the rate of death due to rose rosette disease?
A. 5%
B. 12.5%
C. 25%
D. 50%
Answer: C
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Incentives
A) are always used to encourage particular behaviors. B) are always used to discourage particular behaviors. C) can be used to either encourage or discourage particular behaviors. D) are never used to encourage or discourage particular behaviors.
Refer to Figure 23-1. If the economy is at point L, what will happen?
A) Inventories have risen above their desired level, and firms decrease production. B) Inventories have risen above their desired level, and firms increase production. C) Inventories have fallen below their desired level, and firms increase production. D) Inventories have fallen below their desired level, and firms decrease production.
The battery packs used in electric and hybrid automobiles are one of the largest cost components for manufacturing these cars. As the price of these batteries decline, we expect that the:
A) supply curve for electric and hybrid autos will shift rightward. B) supply curve for electric and hybrid autos will shift leftward. C) demand curve for electric and hybrid autos will shift rightward. D) demand curve for electric and hybrid autos will shift leftward.
In the short run, which of the following is the most likely effect of an unanticipated move to a more expansionary monetary policy?
a. an increase in employment b. a decrease in employment c. an increase in the velocity of money d. an increase in prices proportional to the rise in the money supply