题目内容

The theories of Smith and Ricardo show that countries should not engage in international trade for products that it is able to produce for itself.

A. 对
B. 错

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Heckscher-Ohlin theory supports the case for unrestricted free trade between nations.

A. 对
B. 错

Mercantilist doctrine advocates unrestricted free trade between countries.

A. 对
B. 错

A country has an absolute advantage in the production of a product when it is more efficient than any other country in producing it.

A. 对
B. 错

According to Ricardo's theory of comparative advantage, countries shall not produce a good, even if they have an absolute advantage in its production, if they do not produce it efficiently.

A. 对
B. 错

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