Abstract:

Changjiang economic zone,which takes Shanghai as the head,possesses an important status and function in the social economy developmental strategy of our country.Based on the statistical data of the China city statistics yearbook 2006,this article analyzes quantitatively the economic linkage between Shanghai and Changjiang economic zone from three aspects:the linkage node,the channel and the action,finally it indicates that:(1) the space rank of key city distribution of Changjiang economic zone is uneven,presents “one pole,multiplecenter group” as well as along railroad line distribution space pattern,basically reflects the present economy development imbalanced situation of Changjiang economic zone;(2) the accessibility between Shanghai and the cities in the Yangtze River delta is good,but the accessibility between Shanghai and the cities in the midwest China needs further improvement,passenger and freight flow concentrate between Shanghai and level 2,level 3 key cities;(3) economic linkage weakens while space length increases,the cities which have close economic linkage with Shanghai mainly concentrate on the areas along the railroads of NanjingShanghai,HangzhouShanghai and HangzhouNingbo,the economic linkage between Shanghai and the midwest China is very weak.Finally,to strengthen economic linkage between Shanghai and Changjiang economic zone,this article puts forward several proposals.

Key words: economic linkage/Changjiang economic zone/Shanghai