微觀經(jīng)濟(jì)學(xué)試題英文版(參考版)
2025-03-28 23:57本頁面
【正文】 s most preferred market basket, her MRS equals the price ratio (Pcoffee/PCD), which equals 4. The bandwagon effect corresponds best to which of the following?a. snob effect.b. external economy.c. negative network externality.d. positive network externality.Choose: d)5. A Giffen gooda. is always the same as an inferior good.b. is the special subset of inferior goods in which the substitution effect dominates the ine effect.c. is the special subset of inferior goods in which the ine effect dominates the substitution effect.d. must have a downward sloping demand curve.Choose: c) the definition of Giffen good6. An Engel curve for a good has a positive slope if the good is :a. an inferior good. b. a Giffen good.c. a normal good. d. a, b, and c are true.e. None of the above is true.Choose: c) Inferior and Giffen goods have negatively sloped Engel curves.7. The price of beef and quantity of beef traded are P* and Q*, respectively. Given this information, consumer surplus is the area:a. 0BCQ* b. ABC c. ACP* d. CBP* e. 0ACQ*Choose: d) Consumer surplus is the area between the demand line and the price.8. In Figure 1, holding ine constant, what change must have occurred to rotate the budget line from the old line(1) to the new line(2)? (1)(2)PizzaCokeFigure 1a. The price of Coke fellb. The price of pizza fellc. The price of pizza rosed. The price of Coke went upe. b and cChoose: b) The horizontal intercept, I/PC, is unchanged, which implies that PC could not have changed (holding ine constant). Since the slope is PP/PC, the slope change means that the price of pizza must have fallen. This can also be seen intuitively from Figure 1, since the consumer can now buy more pizza than before if he spends all his ine on pizza.9. Andy buys 10 pounds of onions per month w
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