在成本不变的行业中,各厂商的长期平均成本不受整个行业产量变化的影响,即无论产量如何变化,长期平均成本是基本()的。
A.不变
B.呈增加趋势
C.呈减少趋势
D.呈波动趋势
A.不变
B.呈增加趋势
C.呈减少趋势
D.呈波动趋势
A、单位产品成本取决于本国的行业规模,行业规模越大,生产单位产品需要的成本越低
B、单位产品的生产成本取决于单个厂商规模,厂商规模越大,产品生产的平均成本越低
A.行业中各个厂商之间的产品基本一样
B.市场上存在大量对价格很敏感的购买者市场
C.能够为顾客提供差异化产品的方法很少
D.顾客在品牌之间进行转换的成本很大
A.要素的边际收益等于要素的平均成本
B.要素的边际收益等于要素的平均可变成本
C.要素的边际收益等于要素的边际成本
D.要素的平均收益等于要素的平均成本
A.短期内厂商生产一单位产品所消耗的可变成本
B.短期内厂商生产一单位产品所消耗的固定成本
C.短期内厂商平均生产一单位产品所消耗的全部成本
D.短期内厂商增加一单位产品的产量所增加的总成本
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?
(1)设厂商1是斯塔克博格领袖(即在厂商2之前作它的产量决策)。找出反应曲线,使得各厂商能够根据它的竞争者的产量,求出它自己应该生产多少。
(2)各厂商将生产多少,以及利润为多少?
This exercise is a continuation of Exercise 3. We return to two firms with the same constant average and marginal cost, AC=MC=5, facing the market demand curve Q1+Q2=53-P. Now we will use the Stackelberg model to analyze what will happen if one of the firms makes its output decision ahead of the other one.
a, Suppose Firm 1 is the Stackelberg leader (i. e. , makes its output decisions ahead of Firm2). Find the reaction curves that tell each firm how much to produce in terms of the output of its competitor
b. How much will each firm produce, and what will its profit be?
A.对总利润没有影响,但会缩小边际收益和边际成本的差额
B.总利润会减少
C.厂商总收益会减少,其数额等于P-AC
D.总利润会增加,其数额为MR-MC,并缩小边际收益和边际成本之间的差额