Objectives It was to make appraising at rural households ability to pay, willingness to participate and the price elasticity of demand in Cooperative Medical System(CMS).

• 目的:全面分析农民对合作医疗的支付能力、参加意愿和需求价格弹性。方法:应用扩展线性支出系统测算农民的支付能力,并将需求价格弹性理论引入合作医疗中。