那个男孩是谁()
A.Who’s that boy
B.Who’s that man
C.who’s that women
A.Who’s that boy
B.Who’s that man
C.who’s that women
In the author's opinion,______.
A. it is true that life in America is much faster than that in any other city
B. people living outside big cities are lazy and miserable
C. most American people enjoy living in the suburbs of big cities
D. those who are busy are not necessarily unfriendly
Interestingly enough, it is women ______ men who get divorces. ()
A.other than
B.rather than
C.except
D.apart from
下表显示了一个以常数边际成本10美元生产的垄断者面临的需求曲线。
(1)计算该厂商的边际收益曲线。
(2)该厂商的利润最大化产量和价格是多少?该厂商的利润为多少?
(3)在一竞争性行业中均衡价格和数量各为多少?
(4)如果该垄断者被迫以完全竞争的均衡价格生产,社会得益是什么?结果是谁获益谁受损?
The following table shows the demand curve facing a monopolist who produces at a constant marginal cost of $ 10.
a. Calculate the firm' s marginal revenue curve.
b. What are the firm's profit - maximizing output and price? What is its profit?
c. What would the equilibrium price and quantity be in a competitive industry?
d. What would the social gain be if this monopolist were forced to produce and price at the competitive equilibrium? Who would gain and lose as a result?
A.“一定会飞回来!”男孩肯定地说。(语言描写)
B.那个男孩本想告诉列宁灰雀没有死,但又不敢讲。(心理描写)
C.英子犹豫了一会,慢吞吞地站了起来,眼圈红红的。(心理描写动作描写)
A.交往动机
B.学习动机
C.权力动机
D.成就动机