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【判断题】
电子商务是新兴之物,只有当出现时,人们才开始运用电子商务手段进行商务活动的讨论。A.
正确
B.
错误
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举一反三
【简答题】Cartels
【单选题】What is the current situation?
A.
Drug cartels gave up the attack.
B.
No evidence is provided to support the charge.
C.
Nahum Acosta is released now.
D.
The President canceled the travel plan.
【单选题】Cartels are:
A.
difficult to organize.
B.
difficult to preserve.
C.
especially unlikely to succeed if the members sell many varied products.
D.
all of the above.
【简答题】呼吸与呼吸暂停交替出现称为___呼吸。
【单选题】Cartels are difficult to maintain because:
A.
there are generally few barriers to entry in oligopoly markets.
B.
firms have a strong private incentive to cheat on agreements.
C.
it is difficult to enforce a cartel agreement.
D.
both (b) and (c).
【简答题】Cartels
【单选题】Industry cartels never:
A.
give rise to price supports.
B.
spur entry when barriers to entry are low.
C.
spur exit when exit barriers are low.
D.
prompt inefficiency and waste.
【单选题】OPECs announcement about the cartels promise to add more barrels to production______
A.
is not only good news for OPEC, but good news for the New York Mercantile Exchange as well
B.
has been dismissed by the Market
C.
is the main reason the OPEC ministers took jets back home
D.
proves that OPEC has lost its power to control the Market
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