目录

●

Preface: To the Student iii

Part I Introduction 1(1)

Chapter 1

Ten Principles of Economics 3(3)

1-1 How People Make Decisions 4(4)

1-1a Principle 1: People Face Trade-offs 4(4)

1-1b Principle 2: The Cost of Something

Is What You Give Up to Get It 5(5)

1-1c Principle 3: Rational People Think at the Margin 6(6)

1-1d Principle 4: People Respond to Incentives 7(7)

1-2 How People Interact 8(8)

1-2a Principle 5: Trade Can Make Everyone Better Off 8(8)

1-2b Principle 6: Markets Are Usually a Good Way to

Organize Economic Activity 9(9)

FYI: Adam Smith and the Invisible Hand 10(10)

Case Study: Adam Smith Would Have Loved Uber 11(11)

1-2c Principle 7: Governments Can Sometimes

Improve Market Outcomes 11(11)

1-3 How the Economy as a Whole Works 13(13)

1-3a Principle 8: A Country’s Standard of Living Depends

on Its Ability to Produce Goods and Services 13(13)

1-3b Principle 9: Prices Rise When the Government

Prints Too Much Money 13(13)

1-3c Principle 10: Society Faces a Short-Run Trade-off

between Inflation and Unemployment 14(14)

1-4 Conclusion 15(15)

Summary 16(16)

Key Concepts 16(16)

Questions for Review 16(16)

Problems and Applications 17(17)

Chapter 2

Thinking Like an Economist 19(19)

2-1 The Economist as Scientist 20(20)

2-1a The Scientific Method: Observation,

Theory, and More Observation 20(20)

2-1b The Role of Assumptions 21(21)

2-1c Economic Models 22(22)

2-1d Our First Model: The Circular-Flow Diagram 22(22)

2-1e Our Second Model: The Production Possibilities Frontier 24(24)

2-1f Microeconomics and Macroeconomics 26(26)

2-2 The Economist as Policy Adviser 27(17)

2-2a Positive versus Normative Analysis 27(27)

2-2b Economists in Washington 28(28)

2-2c Why Economists’ Advice Is Not Always Followed 29(29)

2-3 Why Economists Disagree 30(30)

2-3a Differences in Scientific Judgments 30(30)

2-3b Differences in Values 30(30)

2-3c Perception versus Reality 31(31)

……