国家A缺少商品x需要从国家B进口时，A应该希望关税低不妨碍trade. B需要商品y从A进口，B对y进口关税不会太高。

来源: valore 于 2025-04-02 15:54:58 [旧帖] [给我悄悄话] 本文已被阅读：次

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