Game Analysis on Supervision in Return Service under Electronic Business

With rapid development of the electronic business, goods return service becomes an inevitable link. Nowadays, return service is one of the factors which influence consumers purchasing decision-making. Thus, many sellers promise providing return service, but usually there is no return service when consumer requires returning the unsatisfactory commodity. Then the return service problem has become an obstacle to electronic business development, we have to supervise the implementation of return service. From a view of game theory, this paper is attempted to discuss the implementation of return service between sellers who accept and reject return service. Then we build the game model of return service, and deduce the optimal level of supervision. Finally, according to analysis of factors influence the optimal level, this paper brings some reasonable suggestions for return service.