Study on the competition or cooperation mechanism of industrial cluster

Clusters are geographic concentration of interconnected companies and institution in a particular field. From view point of system, competitive system composed of clusters of companies or separated companies is a complex system. In order to adapt to the competitive environment, the economic entities inside the competition system adjust the way of competition by themselves according to their own strength. They are not only profit-oriented, but also exclude each other. With System Dynamic theory and method, the author uses System Dynamic method to analyses how productivity influence competition and competitiveness of clusters.