An Analysis of Farmers' Participate in the Construction of Water Conservancy from the Perspective of Game Theory

With the increasing investment in irrigation,how to encourage farmers to participate in the construction of irrigation is very important.Irrigation facilities are for public use,the farmers tend to show a "free rider" behavior in the irrigation construction.This paper firstly establishes the game model of the rational farmers.It also establishes the model in the situation that the farmers will make mistakes.The solution of the model is the equilibrium that farmers get cooperation strategy.At last,this paper illuminates the internal mechanism that all people get cooperation strategy,also give some advice for the dilemma that farmers didn't want to participate in the construction of irrigation.It tries to provide the basis for system innovation in the mechanism design of farmers' participation in the irrigation construction.