Moderate

The doctrine of comparative advantage states that there are gains from international trade:

Correct answer: D. If countries specialize in the production of goods in which they are relatively more efficient.Download Interactive Maps

  • A. Only if both comparative and absolute advantage are present in both countries.
  • B. If opportunity costs are the same in the countries involved.
  • C. Only if there are economies of scale available.
  • D. If countries specialize in the production of goods in which they are relatively more efficient.Download Interactive Maps

Explanation

Comparative advantage depends on relative opportunity costs, so countries gain by specializing in goods they produce at lower opportunity cost, or are relatively more efficient in producing. Absolute advantage in both countries is not required.

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