| Government’s Purchase of Public Service is a reform which aimed at aimed at changing the functions of the government,innovating the supply of the public service,improving the level of public service supply and advancing the efficiency of fiscal expenditure.At present,it is in large-scale advance by central or the local agency,but the process has shown that the government purchase system has some flaws that is needed be studied and improved.The aim of Government’s Purchase of Public Service is to get rid of the government’s long-term monopoly in the supply of public services,improve the supply of public services and supply efficiency,change the government functions.In recent years,Government’s Purchase of Public Service is in rapid advance.However,in the course of practice purchase process is not standardized,and there are problems of lack of accountability mechanism and the supervision mechanism.Therefore,it is urgent to construct a risk prevention mechanism for Government’s Purchase of Public Service.Based on the study of the theoretical basis of the Government’s Purchase of Public Service from the Theory of Public Goods Supply,New Public Management Theory and Principal-Agent Theory,this paper retrospect and conclude the practical exploration and the system design of the Government’s Purchase of Public Services in our country.Describes the existing risks that is exist in the tender process,production process and supervision process and analyze them by a lot of angles and research them in detail.and then establishes a game model to study the biding and checking process in the Government’s Purchase of public services for the reason of analyzing the possible actions and interactive process of the main parts which is join in the system and regarded as the "rational people" and find out the equilibrium point in the process of the game.Though the analysis,I point out that we can prevent the risk in the operation of the Government’s Purchase of Public Service in our nation by the means of increasing the penal power of rent-seeking behavior,enhancing the supply capacity of our social organization in the way of Public service,establishing the more subjects to supervise the system,improving the ability of supervision and create a more completed legal system.Besides on the basis of the gaming and theoretical analysis,the essay is also combined with the excellent experience of foreign government in the way of Government’s Purchase of Public Service and finally conclude that we can prevent the risk in the operation of the Government’s Purchase of Public Service in our nation through make the market competition situation in the government purchase,perfect the legal system,make the purchasing more standard,strengthen the supervision about the government,value the force of the social supervision and strengthen the supervisory ability in the operation of the system in our country. |