改革开放以来,在国家的有力支持下,西部地区经济获得了大发展,人民生活水平也有了较大提高。然而,如果与东部地区进行比较,就可以看出,在全国经济高速增长的宏观背景中,西部地区特别是西北地区经济发展明显滞后,东西差距在不断扩大,这具体表现在:增长速度上的差距,经济总量上的差距和发展水平上的差距。东西差距扩大的主要原因是资金投入增长缓慢,产业链条短,加工增值程度低,农村经济特 Since the reform and opening up, with the vigorous support of the state, the economy of the western region has enjoyed tremendous growth and the living standards of the people have also been greatly improved. However, if compared with the eastern region, we can see that among the macro-economic background of rapid economic growth in the PRC, the economic development in the western region, especially in the northwest region, has lagged behind and the gap between the east and the west has been expanding. This is manifested in the following aspects: Gaps, gaps in economic aggregates and disparities in development levels. The main reason for the widening gap between the east and the west is the slow growth of capital investment, short industrial chain, low value-added processing,