According to the lastest statistical data of Jiangsu economy during "Ten Five" period,the entropy assessment method was used to evaluate the economic development of the north,the middle and the south of Jiangsu Province.

Further industrialization and specialization,further opening of Jiangsu economy have provided both great developme.

By analyzing,this paper concludes that in the early 21th century,Jiangsu economy will shift from excessively growing to steadily growing,and the industry development will evolve from the linear development of industry to the stimultaneous development of information technology and industry.

An analysis of input-output model in the influence of both Zhejiang economy and resident’s welfare created by energy crisis;

With the sustained rapid development of Zhejiang economy,the restriction of the resource elements and the environmental bearing capacity is gradually strengthened.

This article, from the design of index system of the competitiveness of economic structure, compares Zhejiang economy with those of Shanghai Municipal City and Jiangsu province, analyses the advantages and disadvantages of the com.

Base on such a topic that according to the conbination of dam improvement and realty exploitation, enterprises are collecting money for dam improvement, with land for compensation offered by government, Meizhou city has achieved to manage potamic flood integratedly and build a biological modernized city through developing potamic economy,.