Abstract:

Under the background of bidirectional number portability, a game model is built to analyze the cause of competition among telecom operators In the analysis of competitive mode, in view of the “number portability” policy, network switch coefficient is added in the demand function for the first time Then game model of users and mobile telecom operators and of supervision department and mobile telecom operators are built separately It is concluded that in the implementation of number portability policy, by increasing punishment, reducing the expected return brought by vicious competition and lowering the net expenditure of enterprises to improve their service level, supervision department can realize effective supervision

Key words: number portability, telecommunication industry, effective supervision