本文在企业社会网络以及创新影响因素等相关研究基础上,提出信息服务业背景下“企业背景-网络特征-创新活跃性”关系的理论模型和假设.利用北京市信息服务业集群资料进行实证分析,得出结论:(1)企业年龄、进网时间、企业类别以及注册资本等企业背景对网络特征及创新活跃性都存在显著影响；(2)企业在同业关系网络或“企业-行业”二模网络中的重要程度越高,则其创新活跃性越强；(3)企业背景特征与网络特征对创新活跃性具有综合影响作用.%After reviewing the previous analysis on the corporate social network and factors of innovation, this paper presents the company background-network characteristics-innovation activity model and theoretical assumptions. This paper analyzes the information service cluster of Beijing. Results show that: The company background characteristics such as company age, access time, sources of funds and registered capital, have significant effects on innovation activity; The more importance of the company in the network, the stronger its innovative activity is; The company background and network characteristics have a comprehensive effect on innovation activity. Registered capital has positively effects on innovative activity.
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