中文摘要：

以SNS社交网络个人用户持续使用行为为研究对象，以信息系统持续使用理论为参考框架，整合计划行为理论，针对SNS的特点引入感知娱乐、感知信任及习惯，建立研究模型进行实证研究。研究结果表明：信息系统持续使用理论在SNS情境下有良好的适用性；主观规范和感知行为控制对用户的使用意向和实际使用行为影响显著；感知娱乐对满意度和持续使用意向影响显著；习惯对实际使用行为的影响及对持续使用意向和行为之间的调节效应显著。

英文摘要：

This paper, based on the framework of the IS Continuous Usage Model and the Theory of Planned Behavior , pro- poses a new model of determinants of users＇ continued usage behavior of Social Network Service （SNS）. And considering the characteristics of SNS, it introduces perceived playfulness and perceived trust as endogenous variables, habit as adjust- ment variable into the model. The main conclusions are listed： The IS Continuous Usage Model can well explain user＇ s con- tinued usage behavior of SNS; subjective norm and perceived behavioral control positively influence user＇s continued usage behavior of SNS; perceived playfulness has a positive effect on user＇ s satisfaction and continued usage intention; user＇ s habit positively influences user＇ s continued usage behavior , and it plays a moderating role in the relation of continued usage intention and behavior.