Making Better Decisions

Preface viii
Acknowledgments x
1 Background 1
Suggested Reading 5
2 Judgment and Choice Biases 6
Introduction 6
Problems - Group A 9
Problems - Group B 12
Framing Effects 15
Brainstorming and Formal Models 20
Endowment Effect 22
Sunk Costs 27
Decision Trees 30
Representativeness Heuristic 34
Availability Heuristic 39
Anchoring 44
Mental Accounting 46
Dynamic Inconsistency 51
Exercises 53
3 Consuming Statistical Data 57
Introduction 57
Problems 58
Conditional Probabilities 63
Gambler's Fallacy 72
Biased Samples 77
Regression to the Mean 80
Correlation and Causation 81
Statistical Significance 84
Bayesian and Classical Statistics 85
Exercises 93
4 Decisions under Risk 98
Introduction 98
Problems 99
The Independence Axiom 102
Von Neumann and Morgenstern's Result 110
Measurement of Utility 113
Risk Aversion 116
Prospect Theory 123
Exercises 130
5 Decisions under Uncertainty 133
Introduction 133
Problems 134
Subjective Probability 141
Learning From the Fact We Know 151
Causality 163
The Sure Thing Principle 166
Alternative Models 171
Objective Probabilities 172
Exercises 174
6 Well-Being and Happiness 178
Introduction 178
Problems - Group A 179
Problems - Group B 180
Measurement Issues 184
What's Happiness? 186
Exercises 188
Appendix A: Optimal Choice 191
Appendix B: Probability and Statistics 195
Solutions 204
Index 210