一国经济区域之间存在显著的发展差异,通常被作为经济二元性的重要体现和不发达的重要标志。但对于我国现阶段经济成长来说,这种区域差异的存在,进而产生的梯度式推进的可能,从一定意义上恰恰是我国实现持续高速增长的重要资源和特有的发展禀赋。改革开放以来,我国经济保持了25 There are notable development differences between the economic regions of a country, which are usually regarded as an important indicator of economic duality and an important indicator of underdevelopment. However, for the current economic growth in our country, the existence of such regional differences and the possibility of gradient promotion thus come from within a certain sense precisely the important resource for our country to achieve sustained and rapid growth and the unique development endowment. Since the reform and opening up, our economy has remained at 25