北京大学：《中级微观经济学》课程教学资源（英文讲稿）01 Introduction 绪论、Consumer Behavior and Demand Theory（消费者行为与需求理论）

Defining Microeconomics(1) Economics is composed of two branches. Microeconomics Macroeconomics Chapter 1

Chapter 1 15 Defining Microeconomics (1) „ Economics is composed of two branches: „Microeconomics „Macroeconomics

Defining Microeconomics(2 Microeconomics deals with Behavior of individual units--Consumers a When Consuming Maximizing Utility How we choose what to buy a Behavior of individual units--Firms a When Producing Maximizing profit a How we choose what to produce Chapter 1 16

Chapter 1 16 Defining Microeconomics (2) „ Microeconomics deals with: „ Behavior of individual units——Consumers „ When Consuming „ Maximizing Utility „ How we choose what to buy „ Behavior of individual units——Firms „ When Producing „ Maximizing Profit „ How we choose what to produce

Defining Microeconomics (3) Microeconomics deals with Markets the interaction of consumers and producers Output Market(Product Market) (产品市场) iNput Market(Factor Market (要素市场) Chapter 1

Chapter 1 17 Defining Microeconomics (3) „ Microeconomics deals with: „Markets: The interaction of consumers and producers „Output Market (Product Market) （产品市场） „Input Market (Factor Market) （要素市场）

Defining Microeconomics(4) Macroeconomics deals with Analysis of aggregate issues( a 量的问题 Economic growth(经济增长) Inflation(通货膨胀) Unemployment(失业) aetc Chapter 1 18

Chapter 1 18 Defining Microeconomics(4) „ Macroeconomics deals with: „Analysis of aggregate issues（总 量的问题） : „Economic growth（经济增长） „Inflation（通货膨胀） „Unemployment（失业） „etc

Defining Microeconomics(5) The Linkage(关系) Between micro and Macro-economics Microeconomics is the foundation of macroeconomIc analysIs Chapter 1

Chapter 1 19 Defining Microeconomics(5) „ The Linkage(关系) Between Micro and Macro-economics „ Microeconomics is the foundation of macroeconomic analysis