List of Figures ............................................... xiv
List of Tables ................................................. xv
Acknowledgments ............................................... xvi
1 The Why, What and How of Philosophy of Economics ............. 1
Overview ..................................................... 1
Two Opposing Paradigms ....................................... 2
The Philosophy of Economics: Interpreting Theory,
Methodology and Ethics ....................................... 6
The Aims of Economics and the Problem of Purpose ............. 8
Study Questions ............................................. 11
Suggested Readings .......................................... 11
PART I. Interpreting Economic Theory ........................... 13
2 Explaining Economic Phenomena ............................... 15
Overview .................................................... 15
Explanation as an Aim of Economics .......................... 16
Phenomena ................................................... 17
Why-Questions, Explanandum and Explanans .................... 19
Scientific Laws ............................................. 21
The D-N Model and Its Discontents ........................... 23
Conclusions ................................................. 25
Study Questions ............................................. 26
Suggested Readings .......................................... 26
PART IA. Rationality ........................................... 27
3 Rational-Choice Theory ...................................... 29
Overview .................................................... 29
Folk Psychology ............................................. 29
Ordinal-Choice Theory ....................................... 32
Cardinal-Choice Theory ...................................... 42
Stability, Invariance and Justifiers ........................ 49
Conclusions ................................................. 53
Study Questions ............................................. 53
Suggested Readings .......................................... 53
4 Game Theory ................................................. 54
Overview .................................................... 54
Whither the Euro? ........................................... 54
Some Games and Some Formalism ............................... 57
Game Theory's Payoffs ....................................... 61
Game Theory and Rationality ................................. 63
Game Theory as Explanatory Theory ........................... 74
Study Questions ............................................. 80
Suggested Readings .......................................... 81
PART IB. Causality ............................................ 83
5 Causation and Causal Tendencies ............................. 85
Overview .................................................... 85
The Rise of Causal Talk in Economics ........................ 86
Correlation Is Not Causation: So What Is Causation? ......... 89
Causal Tendencies ........................................... 92
Conclusions ................................................. 98
Study Questions ............................................ 100
Suggested Readings ......................................... 100
6 Mechanisms ................................................. 101
Overview ................................................... 101
Hume on Money .............................................. 102
Four Notions of Causal Mechanism ........................... 104
Mechanisms as Underlying Structures or Processes ........... 105
Mechanisms, Methodological Individualism and Micro-
Foundations ................................................ 109
Mechanistic Explanation .................................... 112
Conclusions ................................................ 115
Study Questions ............................................ 116
Suggested Readings ......................................... 116
PART IС. Models ............................................... 117
7 Models, Idealization, Explanation .......................... 119
Overview ................................................... 119
Causal Explanation ......................................... 120
Economic Models ............................................ 121
Idealizations .............................................. 124
Explanation ................................................ 127
Conclusions ................................................ 141
Study Questions ............................................ 141
Suggested Readings ......................................... 141
PART II. Methodology .......................................... 143
8 Measurement ................................................ 145
Overview ................................................... 145
Observation ................................................ 146
Consumer Price Inflation ................................... 150
Unemployment and GDP ....................................... 157
Conclusions ................................................ 158
Study Questions ............................................ 159
Suggested Readings ......................................... 159
9 Econometrics ............................................... 161
Overview ................................................... 161
Induction, Deduction and All That .......................... 162
Mostly Harmless Econometrics? .............................. 166
Conclusions ................................................ 172
Study Questions ............................................ 173
Suggested Readings ......................................... 173
10 Experiments ................................................ 174
Overview ................................................... 174
Speaking to Theorists ...................................... 175
Searching for Facts ........................................ 177
Whispering into the Ears of Princes ........................ 180
Methodological Issues ...................................... 182
Conclusions ................................................ 193
Study Questions ............................................ 194
Suggested Readings ......................................... 194
11 Evidence-Based Policy ...................................... 195
Overview ................................................... 195
What Is Evidence-Based Policy? ............................. 197
What Is an RCT, and What Are Its Virtues? .................. 201
What, Then, Is Wrong with Evidence-Based Policy? ........... 202
Conclusions ................................................ 206
Study Questions ............................................ 207
Suggested Readings ......................................... 207
PART III. Ethics .............................................. 209
12 Welfare and Well-Being ..................................... 211
Overview ................................................... 211
Welfare Economics .......................................... 212
Well-Being ................................................. 213
The Evidential View of Preferences ......................... 225
Conclusions ................................................ 227
Study Questions ............................................ 228
Suggested Readings ......................................... 229
13 Markets and Morals ......................................... 230
Overview ................................................... 230
Market Failure ............................................. 231
Transaction Costs and the Coase Theorem .................... 236
Intellectual Property Rights ............................... 240
Commodification: What Money Can't Buy ...................... 245
Study Questions ............................................ 252
Suggested Readings ......................................... 253
14 Inequality and Distributive Justice ........................ 254
Overview ................................................... 254
Inequality ................................................. 255
Principles of Distributive Justice ......................... 256
Conclusions ................................................ 275
Study Questions ............................................ 276
Suggested Readings ......................................... 276
15 Behavioral Economics and Nudge ............................. 278
Overview ................................................... 278
Behavioral Economics ....................................... 279
Libertarian Paternalism .................................... 286
Philosophical Issues in Libertarian Paternalism ............ 293
Conclusions ................................................ 301
Study Questions ............................................ 301
Suggested Readings ......................................... 302
References .................................................... 303
Index ......................................................... 322
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