Which of the following factors influence the appropriate value for the social rate of discount used in NPV analysis of stock externalities?

A reason tariffs and quotas are imposed is that

A) their costs are spread among many people and their benefits are concentrated. B) their costs are concentrated and their benefits are spread among many people. C) they create net benefits in the long run. D) they reduce import dependence.

When the principle of comparative advantage determines trade, then a country will

A) specialize only in that good with the highest opportunity cost. B) specialize only in goods with the lowest opportunity costs. C) specialize only in that good where output is less per worker hour than another country. D) specialize only in that good where production costs are more than average total costs.