重庆市行业收入差距对比分析及其启示

Comparative Analysis of Income Gap between Different Industries of Chongqing

运用基尼系数、变异系数、泰尔指数等收入不平等指数定量对比分析京津沪渝的行业收入差距状况,发现在4个直辖市中重庆市的行业收入差距是最小的;运用分解泰尔指数的方法对重庆市的行业收入差距进行分解,结果显示垄断是造成行业收入差距的重要因素;通过纵向对比分析,发现无论是从总体上、垄断行业内部还是非垄断行业内部,这一差距已有缩小的迹象;提出了继续完善缩小行业收入差距的相关政策措施。

Through using quantitative comparison analysis methods such as Gini Coefficient,variation coefficient,Theil index and other methods for studying income inequality,this paper analyzes income gap between different industries among Beijing,Tianjin,Shanghai and Chongqing,finds that the income gap between different industries of Chongqing is smallest,uses decomposition of Theil index to decompose income gap between different industries of Chongqing and concludes that monopoly is an important factor to cause the income gap between different industries.By longitudinal comparison and analysis,this paper finds that there is a trend to narrow the income gap as a whole or inside monopoly industry or inside non-monopoly industry.This favorable opportunity should be seized to continue to perfect the related policies and measures for narrowing income gap between different industries.