耕地资源可持续利用的经济分析与政策启示

An Economic Analysis and Policy Enlightenment on the Sustainable Use of Cultivated Land Resources

耕地保护与城市发展是传统认识上的一对矛盾。通过对耕地利用过程中存在的选择价值与外部性问题进行分析，在此基础上提出耕地非农化决策的优化模式，并简要阐述了耕地保护的政策启示。

This paper analyses the option value and externality in the process of cultivated land use.It puts forward an optimum decision model of non agricultural use of cultivated land and makes a simple exposition of policy enlightenment on protecting cultivated land.