Structure Describe preferences Indifference curves(无差异曲线) Well- behaved preferences Marginal rate of substitution(边际替代率)

Contents Dominant strategy Nash equilibrium Prisoner's' dilemma and repeated games Multiple equilibria and sequential games Pure and mixed strategies

Structure Market equilibrium Quantity tax and equilibrium Tax incidence税收分担) Deadweight loss(额外净损失)

How Should a Monopoly Price? So far a monopoly has been thought of as a firm which has to sell its product at the same price to every customer. This is uniform pricing. Can price-discrimination-(差别定价 ) earn monopoly higher profits?

Structure What causes monopoly Profit-maximizing- choices of monopoly Markup pricing Taxing monopoly Inefficiency of monopoly Natural monopoly(自然垄断)

Structure Market environments Market demand for a competitive firm Short-run- supply decision Upward sloping MC curve Shut- down condition Long -run- supply decision Comparing long-run- and short--run decisions Producer's' surplus and profits

Structure Economic profit Short-run- profit maximization -Comparative statics Long- run profit maximization Profit maximization and returns to scale Revealed profit maximization

Structure Definition When to provide a public good Efficient provision Private provision: free-riding Variable quantities of public good -Efficient amount Free-riding problem How to provide public goods? Demand revelation

Effects of a Price Change What happens when a commodity's price decreases? Substitution effect(替代效应):the commodity is relatively cheaper, so consumers substitute it for now relatively more expensive other commodities

一、变系数模型 二、动态模型 三、关于平行数据模型的总结