江苏省城乡居民收入差距与城镇化率动态关系实证分析

An Empirical Analysis of the Dynamic Relationship between Income Gap between Urban and Rural Residents and the Rate of Urbanization in Jiangsu Province

基于江苏省1978-2012年的城乡居民收入差距与城镇化率的数据,运用ADF单位根检验、协整分析、Granger因果关系检验等计量方法,研究了江苏省城乡居民收入差距与城镇化率之间的动态关系。分析结果表明:改革开放30多年来,城乡居民收入差距与城镇化率之间具有稳定的关系,并且是单向因果关系。随着城镇化水平的不断发展,城乡居民收入差距呈逐步拉大的趋势。应积极转变城镇化的发展模式,并提出针对性地措施和建议。

The measurement of ADF unit root test, co-integration analysis, Granger causality test methods were used to study the dynamic relationship for the income gap between urban and rural residents and the rate of urbanization based on the corresponding data of Jiangsu province during the period of 1978 -2012. The analysis results show that： 30 years of reform and opening up, the stable relationship were existed between urban and rural residents＇ income and urbanization rate, and is a one-way causal relationship. With the continuous development of urbanization level, the income gap between urban and rural residents gradually widening trend. Therefore, we should actively change the development mode of urbanization, and put forward the corresponding measures and suggestions.