中文摘要：

通过对201名员工及其领导的配对问卷调查，探讨服务型领导对员工工作结果的作用机制。研究发现（1）服务型领导与下属的工作满意度、帮助行为正相关；（2）亲社会动机在服务型领导与工作满意度及帮助行为关系中起部分中介作用；（3）互动公平调节了服务型领导与亲社会动机之间的关系，即互动公平越高，服务型领导与亲社会动机之间的关系就越强；（4）互动公平调节了亲社会动机对服务型领导一帮助行为和工作满意度的中介作用。

英文摘要：

As the current demand for more ethical, people - centered management, the interest in servant leadership should come as nosurprise. Servant leadership, as proposed by Greenleaf （ 1977 ） , is a leadership style that emphasizes the moral high ground of doinggood to others now and into the future. Previous studies have demonstrated that servant leadership is positively related to followers＇ jobsatisfaction and helping behaviors. However, few of them have tested the psychological mechanism underlying these relationships, espe-cially in the Chinese context. Moreover, little research has considered the boundary condition under which servant leadership is effec-tive. To fill these research gaps, this study proposes and examines a moderated mediation model of servant leadership in which prosocialmotivation is a mediation mechanism and interactional justice is a moderation mechanism. Survey questionnaires were distributed among employees in five private companies located in Zhejiang Province. The final sampleconsists of 201 employees and 62 supervisors. The hypotheses on mediation and moderation were examined using hierarchical multipleregression. Further, the procedure developed by Preacher, Rucker and Hayes （2007） were used to assess moderated medication hypot-heses. Results showed that servant leadership was positively related to follower job satisfaction and helping behaviors, and prosocial mo-tivation partially mediated these relationships. In addition, interactional justice moderated the relationship between servant leadershipand followers＇ prosocial motivation, such the relationship was stronger when followers perceived higher level of interactional justice. Fi-nally, moderated mediation analyses showed that prosocial motivation mediated the relationships between servant leadership and followerjob satisfaction and helping behaviors only when interactional justice was high. This study contributed to servant leadership literature in several ways. First, this study addressed the generalizability of servant