【单选题】Assume the United States adopts a tariff quota on steel in which the quota is set at 2 million tons, the within-quota tariff rate equals 5 percent, and the over-quota tariff rate equals 10 percent. Su...
A.
The U.S. government only
B.
U.S. importing companies only
C.
Foreign exporting companies only
D.
The U.S. government and either U.S. importers or foreign exporters
【单选题】Which of the following policies permits a specified quantity of goods to be imported at one tariff rate and applies a higher tariff rate to imports above this quantity?