企业-产品二分网络的社团结构分析——以中国汽车产业为例

Community Structure Analysis of Firm-product Bipartite Network:A Case Study on China's Automobile Industry

首先,讨论并确定适合企业-产品二分网络的社团结构定义及其划分方法;然后,以中国汽车产业为研究对象,划分其企业-产品二分网络的社团结构,并用Q指数来评价划分的结果,发现网络的社团结构十分明显;最后,深入剖析了社团结构的产业意义。

This paper firstly provides the definition and dividing approach of firm-product bipartite network.Then the paper carries out a study on community structure of firm-product bipartite network in China＇s automobile industry,which divides the community structure and evaluates the result based on modularity Q index.The results suggest that firm-product bipartite network of China＇s automobile industry possesses a distinct community structure.Finally,the paper discusses the industrial implications of the community structure.