题目内容

With economies of scale, specialization in a few products allows a manufacturer to benefit from longer production runs which lead to decreasing average cost.

A. 对
B. 错

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With decreasing costs, a country has an incentive to partially specialize in the product of its comparative advantage.

A. 对
B. 错

By widening the size of the domestic market, international trade permits companies to take advantage of longer production runs and increasing efficiencies such as mass production.

A. 对
B. 错

The theory of overlapping demands applies best to trade in manufactured goods.

A. 对
B. 错

Decreasing cost conditions lead to complete specialization in the production of the commodity of comparative advantage.

A. 对
B. 错

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