单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,重大喜讯,交通运输部新闻发言人何建中在交通运输部例行新闻发布会上表示，春节将继续实施重大节假日小型客车免费通行政策，交通部将在十一长假免费出行的政策基础上，完善各项措施，令免费道路更加通畅。,高速公路是神马,obstructed,free,(no charge or,regulation),obstructed,charge or,regulation,unobstructed,charge or,regulation,unobstructed,free,(no charge or,regulation),public goods,Natural,Monopolies,Private good,Common,Resource,The Tragedy of the Commons,Social and private incentives differ.,In essence,#4 People respond,to incentives,Externality,Externality,Simply Solution,Pollution Permits,Tradable,Limited Number,Limited Time,Private Goods,Welfare,e1,e2,Airplane,railway and other transportation,Gasoline,Complements,Substitudes,Positive Statement,The Welfare doesnt increase as large as the government expectd,Some,Negtive Extenality,is created as a result of free admission.,#6 Markets are usually,a good way to organise,economic activity,Work as a policy adviser,The government should not only get rid of fare of highway but also reduce the fees attached to varied transportation.,谢谢观看！,