题目内容

The Heckscher-Ohlin theory contends that over a period of years a country that initially is an exporter of a product will become an importer of that product.

A. 对
B. 错

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The Heckscher-Ohlin theory emphasizes the role that demand plays in the creation of comparative advantage.

A. 对
B. 错

The factor-endowment theory asserts that with specialization and trade there tends to occur and equalization in the relative resource prices of trading partners.

A. 对
B. 错

According to the factor-endowment theory, international specialization and trade cause a nation's cheap resource to become cheaper and a nation's expensive resource to become more expensive.

A. 对
B. 错

Fears about the downward pressure that cheap foreign workers place on U.S. wages have led U.S. labor unions to lobby for import restrictions such as tariffs and quotas.

A. 对
B. 错

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