克鲁格曼在新贸易理论和新经济地理学两个领域卓有成就,本文重点分析克鲁格曼的新贸易理论,其主要观点认为国家保护民族产业,应鼓励企业扩大生产规模,产生规模经济效益,促进企业扩大国际市场份额,分析评价新贸易理论以期对我国更好地发展对外贸易提供一定的理论支撑和政策建议。 Krugman made great achievements in the fields of new trade theory and new economic geography. This article focuses on analyzing Krugman’s new trade theory. The main point of view is that the state should encourage enterprises to expand production scale and produce scale Economic benefits, promote enterprises to expand their share of the international market, analyze and evaluate the new trade theory in order to provide some theoretical support and policy recommendations for our country to better develop its foreign trade.