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Economics

Suppose that Australia is a large country, and it wishes to impose optimal tariffs on its imports of rice, wheat, and barley. The export supply elasticities of rice, wheat, and barley are 105, 5, and 0.5, respectively. Which of the following ranks the products on the basis of their optimal tariffs from lowest to highest tariff?

A. barley, wheat, rice

B. rice, barley, wheat

C. wheat, rice, barley

D. rice, wheat, and barley

E. Not enough information to answer