Intro_to_microeconomic_7

goal part7

  • Market Failure and the Role of Government (12%–18%)
    • A.Externalities
      • 1.Marginal social benefit and marginal social cost
      • 2.Positive Externalities
      • 3.Negative externalities
      • 4.Remedies
    • B.Publicgoods
      • 1.Public versus private goods
      • 2.Provision of public goods
  • Market Failure and the Role of Government 市场失灵和政府管制
    • A.Externalities外部性
      • 1.Marginal social benefit and marginal social cost
        • 有外部性的经济活动会产生边际社会收益和边际社会成本
      • 2.Positive Externalities
        • 正外部性:市场生产的数量<社会最优的数量,MSB>MSC
      • 3.Negative externalities
        • 负外部性:市场生产的数量>社会最优的数量,MSB<MSC
      • 4.Remedies
        • 对外部性的补救办法:对有负外部性的物品征税,对有正外部性的物品补贴
    • B.Publicgoods
      • 1.Public versus private goods
        • 私人物品有排他性和竞争性
        • 公共物品没有排他性没有竞争性s
      • 2.Provision of public goods
        • 公共物品的供给:政府收税,统一提供,如国防。
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