4)Understand the motivation and development of privatization. 5)Guide students to develop public consciousness,public perspective, concern for public issues. b.Content Section 1 Public Goods Defined 1)Main Content a)The connotation of public goods; b)several aspects in the definition of public goods worth noting 2)Basic concepts and key points a)Basic concepts:public goods;pure public goods;quasi public goods; b)Key points:two characteristics of public goods;six aspects related to the definition of public goods 3)Questions and application Does government provision of a good necessarily mean it must also be produced by the government? Section 2 The Efficient Provision of Public Goods 1)Main Content a)Demand curve of public goods b)The derivation of the efficiency condition of public goods. c)the free rider problem 2)Basic concepts and key points a)Basic concepts:horizontal aggregation;vertical aggregation;free ride: perfect price discrimination; b)Key points:The demand curve of public goods is different from that of private goods;the efficiency conditions of public goods provision;the free ride problem in the provision of public goods. 3)Questions and application What can be done to solve the problem of free riding? Section 3 Privatization 1)Main Content a)Public provision and private provision of public goods b)Private production and public production of public goods. 2)Basic concepts and key points 4) Understand the motivation and development of privatization. 5) Guide students to develop public consciousness, public perspective, concern for public issues. b.Content Section 1 Public Goods Defined 1) Main Content a) The connotation of public goods; b) several aspects in the definition of public goods worth noting 2) Basic concepts and key points a) Basic concepts: public goods; pure public goods; quasi public goods; b) Key points: two characteristics of public goods; six aspects related to the definition of public goods. 3) Questions and application Does government provision of a good necessarily mean it must also be produced by the government? Section 2 The Efficient Provision of Public Goods 1)Main Content a) Demand curve of public goods b) The derivation of the efficiency condition of public goods. c) the free rider problem 2) Basic concepts and key points a) Basic concepts: horizontal aggregation; vertical aggregation; free ride; perfect price discrimination; b) Key points: The demand curve of public goods is different from that of private goods; the efficiency conditions of public goods provision; the free ride problem in the provision of public goods. 3) Questions and application What can be done to solve the problem of free riding? Section 3 Privatization 1)Main Content a) Public provision and private provision of public goods b) Private production and public production of public goods. 2) Basic concepts and key points