Yangzhou City County Territory Economy Development Difference The Change Law Of Research

County economy, as a foundation for the national economic, a hub connecting industry and agriculture&city and country, is characterized with regionalism. China has gained remarkable achievement of economic construction since reform and open policy. However with the development of economy, economic disparity within the county is increasingly expanding. Yangzhou is in the central of jiangsu province, withthe location advantage of Yangtze River delta economic circle area. Its economic difference within county is obvious. Hence, focusing on the county economic difference of Yangzhou city, this thesis has studied the changing disciplines and influence factors of county economic disparities not only for providing scientific basis for regional economy development of Yangzhou city and the other county but also for improving the living standard level of the poor county to construct the socialism harmonious society.According to the statistical analysis of county economic of Yangzhou, this article introduces statical and dynamical methods and discusses county economic difference changing disciplines of Yangzhou city from quantitatively and qualitatively aspect. This article is divided into five parts, first has introduced the research background of county economy and made the comprehensive narration to the domestic and foreign investigative production, then proposed investigative thread and method of this article; The second part has studied the related theory of county economy and dynamical and statical measurement method, as well as established the examination model for measureing the difference dynamic change tendency of the county; The third part is empirical research part, has studied the changing disciplines of county economic difference from various angles. By analyzing economic indicators, industrial decomposition and economic convergence theory, come to the following conclusions: From1979to2008, county economy polarization seriously, absolute disparity of county economy tends to extend, relative disparity affected obviously by natural disaster in1991, its graph up and down alternately with different stages; Thereinto Gini s coefficient the second industry development difference is dominating to influence the county difference in decompound the three-industry, The influence of the third industry development difference is expanding. The test of economic convergence theory showed that during1979-2008, there isnt any σ convergence tendency nor absolute β convergence tendency in county economy of Yangzhou, But judging by stages, some phased stages appear convergence trends. The fourth part has quantitatively and qualitatively analyzed the influence factors of county economy disparity from factors of production, system, industrial structure, natural location and urbanization. The last part has submitted suggestions and countermeasures to enhance county economy development of Yangzhou city according to the analytical result of preamble.