题目内容

When transportation costs are added to our trade model, the degree of specialization in production between two countries increases as do the gains from trade.

A. 对
B. 错

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In the absence of transportation costs, free trade results in the equalization of traded goods, as well as resource prices, in the trading nations.

A. 对
B. 错

In industries where the final product is much less weighty or bulky than the materials from which it is made, firms tend to locate production near resource supplies.

A. 对
B. 错

Industrial processes that add weight or bilk to a commodity are likely to be located near the resource market to minimize transportation costs.

A. 对
B. 错

A product will be traded only if the cost of transporting it between nations is less than the pretrade difference betwwen their relative product prices.

A. 对
B. 错

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