巴罗中级宏观经济学习题第1章(3)

a. b.

c. d.

17. A variable that macroeconomists want to model is a[n]

a. endogenous variable. c. exogenous variable. b. dummy variable. d. predetermined variable.

18. A variable taken as given in a model is a[n] a. endogenous variable. b. dummy variable.

c. exogenous variable. d. dichotomous variable.

19. The dollar price paid to use capital is known as:

a. the interest rate. c. the rental price of capital. b. the exchange rate. d. the general price level.

20. The price of labor is the: a. exchange rate. b. wage rate.

c. interest rate. d. the rental price.

Figure1.1

Price

21. In Figure1.1 the equilibrium price is:

a. 2 b. 5

c. 7 d. 0

22. In Figure1.1 the equilibrium quantity is

a. 5 b. 2

c. 7 d. 8

c. there is excess quantity demanded. d. the market clears.

23. In Figure1.1 if price is 7, then

a. the market is in equilibrium.

b. there is excess quantity supplied.

24. In Figure1.1 if the price is 2, then:

a. the market is in equilibrium. b. there is excess quantity supplied.

c. there is excess quantity demanded. d. the market clears.

25. In Figure1.1, if price is 7, then quantity demanded is:

a. 2. c. 3. b. 7. d. 8.

26. In Figure1.1, if price is 7, then quantity demanded is: a. 2. c. 3. b. 7. d. 8.

27. In Figure1.1, if price is 7, then quantity supplied is: a. 2. c. 3. b. 7. d. 8.

28. In Figure1.1, if price is 2, then quantity demanded is: a. 2. c. 3. b. 7. d. 8.

29. In Figure1.1, if price is 2, then quantity supplied is: a. 2. c. 3. b. 7. d. 8.

30. In Figure1.1, if price is 5, then quantity demanded is: a. 2. c. 3. b. 7. d. 5.

31. In Figure1.1, if demand falls, then equilibrium: a. price and quantity fall. c. price falls and quantity rises. b. price and quantity rise. d. prices rises and quantity falls.

32. In Figure1.1 if supply increases, then equilibrium: a. price and quantity fall. c. price rises and quantity falls. b. price and quantity rise. d. price falls and quantity rises.

33. A possible order of events in an economy over time is: a. expansion, recession, peak, expansion. c. expansion, peak, trough, recession. b. recession, trough, expansion, peak. d. recession, trough, peak, expansion.

34. A trough in an economy is when the economy: a. is growing. c. is contracting. b. reaches a low point. d. reaches a high point.

35. A peak in an economy is when the economy: a. is growing. c. is contracting. b. reaches a low point. d. reaches a high point.

36. A possible order of economic fluctuations is: a. recession, boom, expansion, trough. c. recession, trough, expansion, peak. b. expansion, recession, boom, trough. d. expansion, trough, recession, peak.

37. If prices are sticky:

a. the market quickly sticks at equilibrium.

b. the market clears quickly.

c. the market only slowly moves toward

equilibrium. d. all of the above.

38. In an economic model:

a. endogenous variables feed into a model to c. exogenous and endogenous variables feed

affect exogenous variable. into the model. b. exogenous variables feed into a model to d. none of the above.

affect endogenous variables.