【单选题】In 2012 a severe drought raised the price of corn. For a farmer in Canada who harvested a normal crop because the farm was not affected directly by the drought, the increase in the price of corn (201...
A.
increases the farmer's producer surplus.增加农民生产者剩余。
B.
decreases the farmer's producer surplus.减少农民生产者剩余。
C.
does not affect the producer surplus because this change is a movement along the farmer's supply curve and not a shift of the farmer's supply curve.不影响生产者剩余,因为这种变化是沿着农民供给曲线的运动,而不是农民供应曲线的转变。
D.
increases producer surplus only if the farmer's supply is completely inelastic.只有农民的供给完全没有弹性,才能增加生产者的剩余。
【单选题】The worst drought in over 50 years has decimated crops of soy beans and corn in the United States. (Source: New York Times, August 10, 2012). Because the production of corn has decreased, prices are e...
【简答题】公交车曾是中国人出行的主要交通工具。 Buses ____1____ be the main ___2____ of transportation for Chinese people. 近年来,由于私家车数量不断增多,城市的交通问题越来越严重。 In recent years, traffic problems in cities are getting worse because of the...
【单选题】The isolation of the rural world because of distance and the lack of transport facilities is compounded by the paucity of the information media. 最合适的译文是 ______ 。