题目内容

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

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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

According to the factor-price-equalization theory, international trade results in the relative differences in resource prices between trading nations being eliminated.

A. 对
B. 错

Empirical testing by Wassily Leontief gave support to the Heckscher-Ohlin theory of trade.

A. 对
B. 错

The Leonties Paradox was the first major challenge to the product-life-cycle theory of trade.

A. 对
B. 错

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