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Markets, Religion, Community Size, and the Evolution of Fairness and Punishment
by Joseph Henrich
Tim Nees 倪家泰
Behavioral Game Theory:
Theory Experiment Conclusion
Benedikt Gottschlich 高家志
Behavioral Game Theory: Markets, Religion, Community Size, and the - - PowerPoint PPT Presentation
Behavioral Game Theory: Markets, Religion, Community Size, and the - - PowerPoint PPT Presentation
Behavioral Game Theory: Markets, Religion, Community Size, and the Evolution of Fairness and Punishment by Joseph Henrich Tim Nees Benedikt Gottschlich Theory Experiment Conclusion The Dictator Game Maximization of
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Expansion Theory
Conflictive Theories
Social Norm
Evolution Theory
Social Norm
Social Norm
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How Do We Measure Societies?
Subsistence Economy Market Economy Tribal Religion World Religion Big Communities Small Communities
Markets Religion Community Size
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What makes the difference?
Anonymity/ Institutions Family/ Clan
Applies to known people
Fairness Punishment
Applies to unknown people
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How to find out:
Test for Norms in anonymious setting
Evolution
Experiment
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A B C
makes an offer receives one-half
- f the stake
(guaranteed!) can invest 20% of his allo- cation to punish player A if so, A looses triple the amount paid by C
100$ 50$ 20$ 100-20= 80$ 50-10=40$ 80-30=50$
“Third-Party Punishment Game”
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Dictator Game (DG) Ultimatum Game (UG) Third-Party Punishment Game (TPG)
Measure of behavioral fairness Measure of behavioral fairness Measure of behavioral fairness Measure of punishment Measure of punishment
Experimental Setting
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Results: Linear Regression Model for Offers
(additional control variables: sex, age, community size, education)
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Results: Market Integration & Mean Dictator Game offers
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The bigger the com- munity, the earlier unfair behaviour is punished
Community Size & Punishment
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Evolution of Norms Societies are different
- Caution with interpretation
- f experiments