埃奇沃斯模型说明的是().A.通过引入差别产品假设解决伯川德悖论 B.通过引入生产能

题型:单项选择题

问题:

埃奇沃斯模型说明的是().

A.通过引入差别产品假设解决伯川德悖论

B.通过引入生产能力约束假设解决伯川德悖论;

C.通过串谋来获取最大利润;

D.通过先动优势来获取最大利润。

考点:经济学产业经济学产业经济学题库
题型:单项选择题

课文填空。按照课文填出下列句中缺少的词汇,每空一词。

1. ______ ______ I returned after an absence, I felt stupid because I was _______ the others.

2. I have a busy life with no time to ______ ______ feeling sorry for myself.

3. As a favour Tony promised to help Claire make herself smarter and her home more ______. So

   Claire borrowed a pile of books from the library for him to read, ______ ______,scan.

4. This really surprised Asimov and from that moment, he started to _______ himself seriously____

     a writer.

5. Without ______ we jumped into the boat with the other whalers and ______ ______

     into the bay.

6. The first thing I became aware of was all the ______ colours _______me.

7. I know you're _______ to hear all about my life here, so I've _______ some photos which

    will help you _______ the places I talk about.

8. This gift _______ the cost of exercise books and textbooks for community primary

    schools that _______ in poor or remote villages.

题型:单项选择题

实现和维护劳动者权益是社会主义制度的本质要求。劳动者获得权利,维护权益的基础是  [ ]

A.依法签订劳动合同

B.保障劳动者主人翁地位

C.建立和谐的劳动关系

D.自觉履行劳动者的义务

题型:单项选择题

小明想到杭州天目山旅游,但不知何时旅行最好。地理老师向他提供了一幅“中国山水风景区最宜欣赏季节与纬度关系图”。小明应该选择在什么时间出游?

A.3-11月

B.5-9月

C.1-10月

D.7-12月

题型:单项选择题

旧中国是“一个连铁钉都需要进口的国家”, 为改变这种落后状况,新中国决定进行(   )

A.大跃进运动

B.改革开放

C.工业化建设

D.三大改造

题型:单项选择题

无线电测向就是利用无线电波的哪样特性来确定电台方位的()

A.直线传播

B.反射与折射

C.绕射

D.干涉

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