An Matching Analysis on the Space Economic Contact and Geo-economic Relationship of the Inter-City Group——Case Study of Building the Country's Major Economic Center in the PRD
通过修正的城市引力模型和地缘经济关系指标体系，分析了2007年珠三角与国内20个城市群的空间经济联系和地缘经济关系，发现竞争强、经济联系弱、匹配不佳，为珠三角建设国家经济中心提供调整策略。
Select the Indicators of the investment in fixed assets,wages,total foreign capital actually utilized,the end of the balance of deposits in financial institutions,second and third industry practitioners,GDP,rate of user information and logistics capacity in 2007,and made a matching analysis on the space economic ties and Geo-economic relations between PRD and 20 urban agglomerations in china by amended urban gravity model and geo-economic relationship measurement index system.The results showed that there is strong competition,overall weak economic ties and unsatisfactory matching relations between PRD and 20 urban agglomerations.In order to build up the country's major economic center,PRD must adjust the development strategy,promote the industry vertical and horizontal division of labor and transfer,change the relations from competition to complementary and strengthen economic ties.