| As an important part of national and regional innovation system,business incubator plays an increasingly important role in building an innovation-oriented society.This paper discusses the direct and indirect influence of business incubator service ability on regional innovation level.First,business incubator service can be divided into three dimensions-based service,financing service and hatching services,regional innovation ability is divided into two dimensions-innovation input and output,respectively,by the Entropy value method to calculate comprehensive score of 2007-2016 provincial administrative region,analysis the current situation of the development of business incubator and regional innovation,and by the natural crack Arcgix Jenks will be at the provincial level administrative region in accordance with the level of innovation development in our country is divided into three grades,results show that the regional business incubator service ability and the regional innovation capability are presented from the eastern coastal areas to inland areas gradually decreasing trend.After that,the qualitative hypothesis between business incubator and regional innovation is given from the perspectives of entrepreneurial psychological capital,synergy theory and knowledge sharing.In quantitative research part,first of all,using system GMM model,gives the enterprise incubator service ability quantitative analysis of the impact of regional innovation directly,the result shows that the enterprise incubator service capacity of the three dimensions of regional innovation has a positive role in promoting,among them the most basic service,followed the hatch financing services and value-added services.Secondly,according to the results of grouping regression,the basic service ability of business incubator has the greatest influence on the innovation and development of developed regions.The financing service ability of business incubator has the greatest influence on the innovation development.The hatching ability of business incubators has the greatest influence on the regions with high innovation development.Finally,through the regression of intermediary effect,the paper gives a quantitative analysis of the indirect influence of business incubator service ability on regional innovation.The results show that under the intermediary adjustment of the coupling degree of business incubator financing service and regional innovation input,the service ability of business incubator has a positive influence on regional innovation development. |