在21世纪,我国区域经济发展,面临全新的国内外市场环境。要实施西部大开发,实现区域经济协调发展战略,必须完成三大任务,一是有效缩小地区经济发展差距,走共同富裕之路;二是在开放经济系统条件下,以全国统一市场和国际市场为导向,建立合理的区域经济分工与合作体系,各区域能够充分发挥各种比较优 In the 21st century, the development of regional economy in our country is facing a completely new market environment both at home and abroad. To implement the strategy of developing the western region and realizing the coordinated development of regional economy, we must accomplish three major tasks. One is to effectively narrow the disparity in regional economic development and take the road to common prosperity. The other is to establish a unified national and international market under the conditions of an open economy. Oriented and establish a reasonable division of labor and cooperation system of regional economy, all regions can give full play to various comparative advantages