中国加入世贸组织给西部大开发带来宽松的宏观环境。入世后，中国的国内外经贸环境将发生以下的变化:（1）中国从自主单边对外开放转向以世贸组织多边贸易体制为基础的多边开放。（2）国际经贸环境得到改善，中国在双边经贸关系中受到的歧视将有所减少，我国的货物贸易、服务贸 China’s accession to the WTO brings a relaxed macro environment to the development of the western region. After China’s accession to the WTO, the following changes will occur in China’s domestic and foreign economic and trade environments: (1) China will shift from being unilateral unilateralism to multilateral opening-up based on the WTO’s multilateral trading system. (2) The international economic and trade environment has been improved. China’s discrimination in bilateral economic and trade relations will be reduced. China’s trade in goods and services