Analysis Of The Protection Policy Of Cultivated Land By Way Of New Institutional Economics

The cultivated land protection concerns food security and social stability of a country. In China, the cultivated land protection has been regarded as a fundamental state policy for a long time, the strictest cultivated land protection institution in the world that controls the land use was enacted. In recent years, the quantity of cultivated land has been reduced at the surprising speed, the quality of cultivated land has been degradated, desertificated day by day outstandingly, the question which non-agriculturally building abuses the cultivated land in urban and rural areas still generally existes. Purpose, according to reality that our country cultivated land protection gets into a difficult position and cultivated land protection policy operates invalid, the paper analyse influence factor of the cultivated land changing, and game model of cultivated land protection, use the relevant principles of instisutional economics to analyse the question and reason that the cultivated land protection policy exists, seek to offer reference for innovation and perfection in cultivated land protection policy. The main method and content of this paper are as follows: Connecting positive analysis with normative analysis, The paper analyse the influence factor of the cultivated land changing, regard Xinjiang as the real example and use the analytic approach of the factor, draw the policy influence factor of cultivated land changing. From institutianal economics, assumption of limited rational people and information asymmetry and variable instittion, use the Game theory method to analyse the inclination of the subject of cultivated lang protection and draw the conclusion that the inclination of the central government to protect cultivated land is stronger, the inclination of local government to protect cultivated land is non-agricultural, the inclinatio of peasant to protect cultivated land is weaker, set up the game model among the subjects to pretect cultivated land. The protective policy of cultivated land existing problems and reason is analysed, put forward the suggestion that the protective policy of cultivated land need perfect and innovates.