Comparative advantage has mixed results when it comes to predicting a country's trade patterns. Which of the following is FALSE?
A. Comparative advantage has proven completely incapable of predicting trade.
B. There are many potential products an economy might export that use the same comparative advantage.
C. A large share of international trade is not based on comparative advantage.
D. Comparative advantage is a dynamic concept, which means that the spread of technology, improvement in skills, and learning - by - doing may alter a country's comparative advantage over time.
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