A.一期
B.两期
C.三期
D.四期
第3题
A、the "true" ad valorem value of a tariff.
B、the quota equivalent value of a tariff.
C、the efficiency with which the tariff is collected at the customhouse.
D、the protection given by the tariff to domestic value added.
第10题
A、tastes.
B、military capabilities.
C、size.
D、relative availabilities of factors of production.
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