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A proportionately greater increase in the nation's supply of labor than of capital is likely

to result in a deterioration in the nation's terms of trade if the nation exports: A. the K-intensive commodity *B. the L-intensive commodity C. either commodity D. both commodities

12. Technical progress in the nation's export commodity: *A. may reduce the nation's welfare B. will reduce the nation's welfare C. will increase the nation's welfare D. leaves the nation's welfare unchanged

13. Doubling K with trade in a large L-abundant nation: A. increases the nation's welfare B. improves the nation's terms of trade C. reduces the volume of trade

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*D. all of the above

14. An increase in tastes for the import commodity in both nations: A. reduces the volume of trade *B. increases the volume of trade C. leaves the volume of trade unchanged D. any of the above

15. An increase in tastes of the import commodity of Nation A and export in B: *A. will reduce the terms of trade of Nation A B. will increase the terms of trade of Nation A C. will reduce the terms of trade of Nation B D. any of the above

思考题：

要素积累和技术进步如何影响一国的生产可能性曲线的形状和位置？

何种类型的经济增长最可恩能够导致国家福利的下降？那种类型的经济增长最可能导致国家福利的改善？

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Chapter 8: Trade Restrictions: Tariffs Multiple-choice Questions

1. Which of the following statements is incorrect?

A. An ad valorem tariff is expressed as a percentage of the value of the traded commodity

B. A specific tariff is expressed as a fixed sum of the value of the traded commodity.

C. Export tariffs are prohibited by the U.S. Constitution *D. The U.S. uses exclusively the specific tariff

2. A small nation is one:

A. which does not affect world price by its trading

B. which faces an infinitely elastic world supply curve for its import commodity C. whose consumers will pay a price that exceeds the world price by the amount of the tariff *D. all of the above

3. If a small nation increases the tariff on its import commodity, its:

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A. consumption of the commodity increases B. production of the commodity decreases C. imports of the commodity increase *D. none of the above

The increase in producer surplus when a small nation imposes a tariff is measured by the area:

*A. to the left of the supply curve between the commodity price with and without the tariff

B. under the supply curve between the quantity produced with and without the tariff

C. under the demand curve between the commodity price with and without the tariff

D. none of the above.

5. If a small nation increases the tariff on its import commodity: *A. the rent of domestic producers of the commodity increases B. the protection cost of the tariff decreases

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