第三章单元测试
- _______________ cause a nation to give up more and more of one commodity in order to produce each additional unit of another.（ ）
- Increasing opportunity costs result in a production possibilities frontier that is ___________ from the origin.（ ）
- ____________ is the amount of one commodity that a nation must give up to produce each additional unit of another.（ ）
- The marginal rate of transformation (MRT) of X for Y refers to:（ ）
- What is another name for the opportunity cost of a commodity?（ ）
- When countries engage in international trade, specialization tends to be:（ ）
- Why do increasing opportunity costs of production occur?（ ）
- Nations will have different production possibilities frontiers because of which characteristic?（ ）
- The tastes or demand preferences of a nation are given by:（ ）
- Increasing opportunity costs result in a production frontier that is convex from the origin.（ ）
A:Costs of production
B:Constant opportunity costs
C:Decreasing opportunity costs
D:Increasing opportunity costs
答案:Increasing opportunity costs
A:linear
B:concave
C:horizontal
D:convex
A:production frontier
B:marginal rate of transformation (MRT)
C:marginal cost
D:marginal rate of return
A:the amount of X that consumers are willing to give up to consume each additional unit of Y.
B:the amount of X that a nation must give up to produce each additional unit of Y.
C:the amount of Y that a nation must give up to produce each additional unit of X.
D:the amount of Y that consumers are willing to give up to consume each additional unit of X.
A:marginal rate of transformation (MRT)
B:marginal rate of return
C:revealed comparative advantage
D:marginal rate of substitution (MRS)
A:complete with constant costs, and complete with increasing costs
B:complete with constant costs and incomplete with increasing costs
C:incomplete with constant costs and complete with increasing costs
D:incomplete with constant costs and incomplete with increasing costs
A:Factors of production are completely adaptable to every use
B:Factors of production are not being used in the same fixed proportion
C:Factors of production are homogeneous
D:None of the above
A:differences in community indifference curves
B:differences in marginal costs of production
C:differences in degree of industrialization
D:differences in factor endowments
A:production frontiers
B:community indifference curves
C:consumption possibilities curves
D:marginal rate of transformation(MRT)
A:对 B:错
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