Under a flexible exchange rate system a decline in the value of a currency relative to other currencies is a called a(n) ________ and under a fixed exchange rate system a decrease in the official value of a currency is called a(n) ________.
A. revaluation; appreciation
B. depreciation; devaluation
C. depreciation; appreciation
D. appreciation; revaluation
Answer: B
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An extreme case where either the quantity demanded (Qd) or supplied (Qs) changes by an infinite amount in response to any change in price is called:
a. perfect elasticity. b. imperfect elasticity. c. strong elasticity. d. weak elasticity.
If short-run equilibrium output equals 10,000, the income-expenditure multiplier equals 5, potential output (Y*) equals 11,000, then government purchases must ________ to eliminate any output gap.
A. increase by 5,000 B. decrease by 200 C. increase by 1,000 D. increase by 200
Refer to the information provided in Figure 2.4 below to answer the question(s) that follow.
Figure 2.4According to Figure 2.4, as the economy moves from Point E to Point A, the opportunity cost of hybrid cars, measured in terms of motorcycles
A. increases. B. initially increases, then decreases. C. decreases. D. remains constant.
In the short run with predetermined prices, when output is less than aggregate expenditure, firms will:
A. reduce production. B. decrease aggregate expenditure. C. increase aggregate expenditure. D. increase production.