题目内容

会阴热敷时,一次热敷的时间一般为

A. 8~10分钟
B. 12~15分钟
C. 15~30分钟
D. 15~20分钟
E. 30~35分钟

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Which of the following suggests that a nation will export the commodity in the production of which a great deal of its relatively abundant and cheap factor is used?

A. The Linder theory
B. The product life cycle theory
C. The MacDonald theory
D. The Heckscher-Ohlin theory

According to Staffan Linder, trade between two countries tends to be most pronounced when the countries:

A. find their tastes and preferences to quite harmonious.
B. experience economies of large-scale production over large output levels.
C. face dissimilar relative abundances of the factors of production.
D. find their per capita income levels to be approximately the same.

Which of the following is a longrun theory, emphasizing changes in the trading position of a nation over a number of years?

A. Theory of factor endowments
B. Comparative advantage theory
C. Theory of the product cycle
D. Overlapping demand theory

The leontief paradox questioned the validity of the theory of:

A. Comparative advantage
B. Factor endowments
C. Overlapping demands
D. Absolute advantage

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