Game Analysis On The Interests Of The Supply Subjects Of Public Goods In China

The development of society and the improvement of people’s living standards increase public demand for public goods in our country. The problems of public goods supply are getting attention by the government and scholars. The main supply subjects (government, private sector and the third sector) as a rational economic man will inevitably occur all sorts of conflicts of interest between the interior of body and each other.Firstly on the basis of the theoretical research of scholars both at home and abroad, this paper discussed the definition and basic properties of public goods, and then according to the statistics and related data records analysis the status quo of public goods supply main subjects and the existing problems in our country at present. On this basis from the perspective of supply subjects’ interests pursuit and the interest relationship, using relevant classic game model (such as prisoner’s dilemma, boxed pigs game) to analysis the cause of the public goods inefficiency, then according to the model of enlightenment tries to seek coordination game equilibrium in the conflict between the government, the private sector and the third sector. Finally put forward optimization path of the related main body behavior, set up the incentive mechanism and complementary mechanism of this three parties supply main body, realizes the maximization of public interest.