Study on the identification of entrepreneurial environment key factors based on ISM

Based on the study in the field of entrepreneurial environment factors abroad and at home, this article researched the interrelationship between entrepreneurial environment factors and key factors of entrepreneurial environment. Firstly, the article used interpretative structural model to construct the adjacency matrix about the factors, then shaped the hierarchy ISM of entrepreneurial environment factors by calculating the reachabilty matrix. Secondly, according to ISM model identified the key factors of entrepreneurial environment including business environment, educational environment, technological environment, policy environment, culture and social norms, financing environment, and provided a theoretical basis for improvement the entrepreneurial environment.