北京大学：《中级微观经济学》课程教学资源（英文讲稿）04 Pricing in Factor Market、General Equilibrium and Welfare Economics 一般均衡与福利经济学、Market Failure and Public Goods 市场失灵与公共产品

Chapter 10 Pricing in Factor market 要素市场定价理论 公北家 C 2005 MOL

1 Chapter 10 Pricing in Factor Market 要素市场定价理论 © 2005 MOL

Review: Firm and household decisions Goods and services Input (factor) markets L apital market Capital stock (financial markets) Wealth三

2 Review: Firm and Household Decisions

Chapter 10 includes: 10. 1 Introduction to Factor Market 10.2 The market demand for the factors of Production 10.3 Labor Market equilibrium 10. 4 other factors of production - Land and Capital 10. 5 Monopoly and monopsony power in the labour market

3 Chapter 10 includes: „ 10.1 Introduction to Factor Market „ 10.2 The Market Demand for the Factors of Production „ 10.3 Labor Market Equilibrium „ 10.4 Other Factors of Production - Land and Capital „ 10.5 Monopoly and monopsony power in the labour market

Outlines of Today's class Understand why a firm's marginal revenue product curve MRPfor vmp)is its demand for labor curve Explain in what sense the demand for labor is a derived demand Identify the key factors influencing the elasticity of demand for inputs describe how equilibrium wage rates are determined for perfectly competitive firms

4 Outlines of Today’s Class „ Understand why a firm’s marginal revenue product curve(MRP)(or VMP) is its demand for labor curve „ Explain in what sense the demand for labor is a “derived” demand „ Identify the key factors influencing the elasticity of demand for inputs „ Describe how equilibrium wage rates are determined for perfectly competitive firms

Readings about this chapter Zhang Chapter 8, P263-279 Nicholson : Chapter 21, p577-604 Chapter 22, 23

5 Readings about this chapter „ Zhang: Chapter 8,P263-279 „ Nicholson: Chapter 21, P577-604 Chapter 22,23

Chapter 10 includes: 10. 1 Introduction to Factor Market 10.2 The Market Demand for the Factors of Production 10.3 Labor Market Equilibrium 10. 4 Other Factors of production -Land and Capital 10. 5 Monopoly and monopsony power in the labour market

6 Chapter 10 includes: „ 10.1 Introduction to Factor Market „ 10.2 The Market Demand for the Factors of Production „ 10.3 Labor Market Equilibrium „ 10.4 Other Factors of Production - Land and Capital „ 10.5 Monopoly and monopsony power in the labour market

Firm Choices in Input Markets m Labor market Firms Labor demand Labor supply

7 Firm Choices in Input Markets

Basic input-Output Relation Glass Tires Plastic Steel Other Component Automobile Factory

8 Basic Input-Output Relation Automobile Factory Steel Glass Tires Plastic Other Components

Inputs: Complementary and Substitutable The productivity of an input is the amount of output produced per unit of that input. a Inputs can be complementaryor substitutable this means that a firm's input demands are tightly linked together

9 Inputs: Complementary and Substitutable „ The productivity of an input is the amount of output produced per unit of that input. „ Inputs can be complementary or substitutable. This means that a firm’s input demands are tightly linked together

Introduction Factors of production Complementary inputs are factors of production that can be used together to enhance each other Substitutable inputs are factors of production that can be used in place of each other

10 Introduction: Factors of Production „ Complementary inputs are factors of production that can be used together to enhance each other. „ Substitutable inputs are factors of production that can be used in place of each other