Data Envelopment Analysis evaluation of Informal Innovation Network

On the basis of establishing evaluation index system of efficiency of Informal Innovation Network (IIN), this paper presents the comprehensive evaluation means that regards Data Envelopment Analysis (DEA) as the central model and the entropy method as the assisted model, and empirically analyzes IIN efficiency of ten IT enterprises. The evaluation measures are beneficial to managing the knowledge of IIN and showing the actual directions for enterprises to further promote network efficiency and increase the input degree.