我国区域收入差距变化新趋势及原因分析

1985～2013年我国的区域收入差距先逐渐扩大2006年后开始缩小。分解分析发现，东部地区内部的省际差异对全国的地区差异贡献份额很大但2005年之后开始缩小，西部地区内部省际差异2002年之后出现了明显扩大的趋势，四大区域之间的差异对全国地区差异的贡献份额最大但2002年后轻微下降。除了发展战略、要素投入等各种传统因素外，产业集聚效应也是导致区域收入差距的重要原因。

New Trends and Determinants of China's Regional Income Inequality

Regional income gap experiences a gradually expanding and then contracting process a fter 2006 in China during 1985-2012.Decomposition analysis based on the four regions shows that inter provincial difference in the eastern partcontributes much and shrinks after 2005;the western internal difference sees an obviously expandi ng trend after 2002;the largest share of contribution is disparity among four regions,declining slightly after 2002 as the first rise.The national developmentstrategy,physical capital investment,human capital level,industrial agglomeration effect all results in regional income disparity.