SPATIAL ANALYSIS OF ECONOMIC DISPARITIES OF COUNTY LEVEL IN GANSU PROVINCE
以甘肃省各县为对象，基于人均GDP等指标计算综合得分，用ARCGIS和GeoDA分析1999-2008年县域经济时空差异，发现河西地区较发达且发展更快。
This paper intends to discuss economic development disparities by taking the counties of Gansu as a research object,based on the per capital GDP and other relative economic index in Gansu,this paper calculates the general score of county economic level by using SPSS,and analyzes the time-space disparities of county economic level in Gansu by means of ARCGIS 9.2 and GeoDA.Based on study on evolution of economic development disparities,this paper draws some conclusions as follows.The overall level of economic development is fairly backward and the economic development disparities expand largely.The economic development trend is west and north areas are more developed than the east and south areas.From 1999 to 2008,the center of per capita GDP locates in Sunan and moves to the northwest.Spatial aggregate characteristics is obvious,the economic developed region locates in Hexi.Accord to the general score of county economic level,the county in Gansu can be divided into four types: economic developed region,the comparatively developed area,the undeveloped region and under-development area.From 1999 to 2008,per capital GDP average growth and Nich indicates that the development in Hexi region is faster than others.