REGIONAL DIFFERENCE OF ECONOMY OF COUNTIES AND HARMONIOUS DEVELOPMENT IN GUANGDONG PROVINCE
构建指标体系，用主成分分析研究广东98个县（市、区）的经济差异，分析空间结构特征及正负效应，提出培育增长极、完善点轴网络等协调发展措施。
The index system was established to measure the regional economic difference of counties in Guangdong. Based on the index system, with the aid of SPSS and by the principal component analysis, the difference of 98 counties (cities, districts) comprehensive economic level is thoroughly studied and the characteristic of the spatial structure of regional economic difference of counties is analyzed. The positive effect and the negative effect of the regional difference in Guangdong are respectively studied too. In the end, several measures about harmonious development of each kind of counties are put forward, such as: improving spatial structure of regional development in Guangdong thought cultivating regional economic growing point system and perfecting point-axis and network system; holding regularity market economy and unbalancing development of regional economy, setting up the profit share mechanism; refining industrial structure according to the principle of priority so as to promote coordinative development.