一个国家可以划分为若干区域,各区域在经济发展过程中存在自然条件、自然资源、要素禀赋和历史发展基础、社会人文条件等各方面的差异。区域之间既然存在差异,就一定具有某些优势和劣势。根据比较优势理论,客观地分析、论证各地区的比较优势,是国家制定区域经济发展、经济布局政策的基本依据,也是各地区制定正确的产业政策、发展战略,实现区域经济健康、协调发展的主要前提。 A country can be divided into several regions. Each region has its own differences in various aspects such as natural conditions, natural resources, factor endowments, foundation for historical development, social and cultural conditions in the process of economic development. Since there are differences between the regions, they must have certain advantages and disadvantages. According to comparative advantage theory, the objective analysis and demonstration of the comparative advantages of various regions are the basic basis for the formulation of regional economic development and economic distribution policies by the state. They are also the basis for formulating correct industrial policies and development strategies in all regions to achieve regional economic health and coordinated development The main premise.