“贸易促进授权”(TPA)模式是美国国会批准政府签署的国际贸易协定的特殊方法。它是国会和以总统为首的政府之间划分美国对外贸易决策权的结果。从TPA的历史演变来看,国会对贸易协定谈判的干预和监督日益加强。 “Trade Promotion Authority ” (TPA) model is the United States Congress approved the government signed a special agreement on international trade agreements. It is the result of dividing the decision-making power of U.S. foreign trade between the National Assembly and the government headed by the president. From the historical evolution of the TPA, Congress intervenes and supervises the negotiation of trade agreements more and more.