中文摘要：

随着投资、生产全球化的日益深入,美国在华跨国公司内部贸易已成为影响中美贸易差额的重要因素。通过从宏观、微观层次对跨国公司内部贸易与贸易差额关系的理论分析,以及相关统计数据的实证检验,可以看出跨国公司内部贸易直接扩大了中美贸易顺差。对我国而言,建立基于所有权的对外贸易统计体系,发展自己的跨国公司取代原有较为单一的出口方式,已成为亟需解决的问题。

英文摘要：

The growing of intra-firm trade between U.S.multinational corporations has been one of the important factors to bring about Sino-US trade imbalance.The paper explains the mechanism of the intra-firm trade between multinational corporations affecting the trade imbalance in the macro and micro level,and tests the cointegration relationship between the intra-firm trade and the trade imbalance.Therefore,it is urgent for us to establish the trade statistics based on the ownership system and to develop our own multinational companies to replace export relatively.