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【单选题】
父亲对儿子说: “你只有努力学习,才能考上重点大学”,后来可能发生的情况是: 1 儿子努力了,没有考上重点大学 2 儿子没努力,考上了重点大学 3 儿子没努力,没有考上重点大学 4 儿子努力了,考上了重点大学 发生哪几种情况时,父亲说的话没有错误?A.
仅 ④
B.
仅 ③、④
C.
仅 ②、③
D.
仅 ②、③、④
E.
仅 ①、③、④
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【简答题】在一个成本不变的完全竞争行业中,每家企业的长期成本函数都为 LTC=Q 3 -60Q 2 +1100Q ,市场需求函数为 Q=2000-4P ,试求: ( 1 )厂商长期平均成本最小时的产量。 ( 2 )该行业的长期供给曲线。 ( 3 )该市场达到长期均衡时,行业中有多少家企业? ( 4 )若政府对每单位产品征收 90 元的消费税,则长期均衡状态中企业有多少家?(青岛理工大学 2010 年考研)
【简答题】International Studies (BA) Key features ● Recognizes the “global community”（国际社会） ● Has close connections with practical research ● Much of the teaching is done in small discussion groups About the co...
【单选题】Ruining the Ruins Acid rain (酸雨) is now a familiar problem in the industrialized countries in Europe.Harmful gases are produced by power stations and cars. They dissolve in rainwater and this makes ac...
A.
At others the painted surfaces inside temples are lifting and flaking off(剥落)and the stone is being eaten away.
B.
That is enough to have caused some of the ancient carvings to become seriously damaged already.
C.
These measures would reduce the pollution, but would not stop it completely.
D.
The government was therefore able to borrow huge sums of money from banks around the world, thinking they would have no problem repaying their debts.
E.
The problem, however, is not just a European one.
F.
However, the Mexican government does not have enough money to do the work,and needs to spend what money it has on the Mexican people. 第 46 题 请选择（46）处的最佳答案．
【简答题】在一个完全竞争的成本不变行业中单个厂商的长期成本函数为 LTC=Q 3 -40Q 2 +600Q，该市场的需求函数为Q d =13000-5P。求：1、该行业的长期供给曲线，2、该行业实现长期均衡时的厂商数量
【单选题】Over the past two decades, Asian soccer-playing nations such as Japan, China, and South Korea have worked together to raise interest in the sport. This led to the first World Cup to be held in Asia, i...
A.
unique
B.
universal
【简答题】在一个完全竞争的成本不变行业中单个厂商的长期成本函数为 LTC=Q 3 -40Q 2 +600Q ,该市场的需求函数为 Qd=13000-5P ,求: ( 1 )该行业的长期供给曲线。 ( 2 )该行业实现长期均衡时的厂商数量。
【简答题】Like many organizations, following the 1) t______ attacks on September 11, 2001, Boeing Co., the Chicago-based aerospace company, 2) l______ off thousands of U.S. workers because of uncertainty over c...
【简答题】If you are riding a bike in foreign countries, you need to know what these traffic signs mean. 1 This sign means “walk”, you can cross the street along with other people. 2 This sign is the “don’t w...
【简答题】第四章计算题 4. 在一个完全竞争的成本不变的行业中单个生产者的长期成本函数为LTC=Q 3 -40Q 2 +600Q,该市场的需求函数为Q d =13000-5P。 求:(1)该行业的长期供给曲线。 (2)该行业实现长期均衡时的生产者数量。
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