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【单选题】
联系用手信号显示股道号码时，夜间白色灯光作圆形转动，表示股道开通( )道。A.
二
B.
五
C.
八
D.
九
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【简答题】The following is a part of a shopping guide.After reading it, you are required to find the items equivalent to those given in Chinese in the box below. Then put the correspondingletters in the bracket...
【单选题】The free-rider problem
A.
occurs when people who do not pay for information take advantage of the information other people have to pay for.
B.
suggests that the private sale of information will only be a partial solution to the lemons problem.
C.
prevents the private market from producing enough information to eliminate all the asymmetric information that leads to adverse selection.
D.
all of the above.
【简答题】Free—Rider Problem(厦门大学2007研)
【单选题】When a free-rider problem exists,
A.
a. the market will devote too few resources to the production of the good.
B.
the cost of the good will always be more than the benefit of the good.
C.
the good will not be produced.
D.
entrepreneurs will eventually find a way to make free-riders pay their share.
【简答题】根据提示填空: Artists want to 1_____ (动词) my portrait. That’s why I 2______(动词)this veil.” She turned 3____(介词) the man, “What do you do?” The man waited for a minute, then 4_____(动词)her. He saw a 5________...
【简答题】Free-rider problem
【单选题】What should a bike-rider do when he / she rides after another rider?
A.
Watches for stop signs.
B.
Changes lanes.
C.
Applies the safety rules.
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