本文从对异构性社会关系网进行分析中发现了其专有性资产属性,在分布式多代理人系统框架内构造了社会关系网的交易费用模型。通讯成本是基本的交易费用构成。运用这一模型对私营企业生命周期进行研究,结果表明,由于私营企业主具有利用社会关系网的偏好,动用较多的企业资源开发社会关系网络,导致庞大的交易费用支出,是企业的生命周期缩短的关键性成因。 This dissertation finds its proprietary property from the analysis of heterogeneous social networks and constructs the transaction cost model of social network in the framework of distributed multi-agent system. Communication costs constitute the basic transaction costs. Using this model to study the life cycle of private enterprises, the results show that private-owned business owners have the preference of using social networks to use more corporate resources to develop social networks, resulting in a huge transaction costs, the enterprise life cycle Key causes of shortening.