Analysis on Network Characteristic in Space Economic Contacts of City in Anhui Province

Right judgment and measurement on economic contacts between cities is the foundation of putting forward the development stratagem of cities or regions.This paper calculates the value of economic contacts among cities in Anhui province by the gravity model,constructs the economic contacts network using social network analysis method,and analyzes the variability characteristic of network structure,economic relation among cities,and the economic location of each city in Anhui province.The result shows that the degree of economic contacts in Anhui is increasing but not high,and the economic relation among cities is not strong,and there are obvious hieratical structure,small groups and huge difference among the cities economic status.Finally,some suggestions to promote the development of cities in Anhui province according to its geographical and resource advantages are put forward.