江苏省县市城市化水平差异研究

本文运用单一指标和复合指标两种类型,结合泰尔指数和因子分析法,对江苏省县市城市化水平差异的演变轨迹和现状特征进行分析,结果发现改革开放以来江苏省县市人口城市化水平总差异缩小的同时,苏南、苏中与苏北三大地区之间差异不断缩小,但对它总差异的贡献不断扩大,三大地区内部差异也不断缩小,且苏北地区内部县市城市化水平差异最大,在区域城市化水平总差异中一直占据主导地位。江苏省县市城市化水平综合差异主要表现为城市现代化、建成区规模和密度差异三个方面,在空间上主要表现为南北梯度差异和市区与县域之间的差异。

On the Difference of Urbanization Level of Cities and Counties in Jiangsu Province

On the base of single index and synthetic index, the paper uses Theil index method and factor analysis to evaluate the difference and feature of urbanization among cities and counties in Jiangsu province. The following conclusions has been found through research: Since the economic reforms of 1978 in China, the lessen trend appears in regional urbanization discrepancy of Jiangsu Province. The inter-regional and intra-regional differences between Suzhong, Sunan and Subei are also diminishing, but inter-regional discrepancy contribution to omnidiscrepancy is enlarged and Subei intra-regional discrepancy is maximum. On the base of establishing the comprehensive evaluation system of index on urbanization difference, this paper recurs to the software of SPSS, makes use of the factor analysis to evaluate the urbanization level comprehensive development difference of cities or counties in Jiangsu province, the main difference lies in difference of counties modernization, built-up area size and density. The regional difference can mainly be shown as the discrepancy among the Sunan, Suzhong and Subei, mainly shown as the discrepancy between city and countryside.