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The HoneyComb Paradigm for Research on Collective Human Behavior
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Cooperation and coordination in heterogeneous populations.

Xiaomin Wang1, Marta C Couto2, Nianyi Wang1

  • 1Laboratory of Mathematics and Complex Systems, Ministry of Education, School of Mathematical Sciences, Beijing Normal University, Beijing 100875, People's Republic of China.

Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences
|March 19, 2023
PubMed
Summary
This summary is machine-generated.

Humans cooperate by contributing equal proportions in coordination games, even with differing endowments or productivities. This challenges evolutionary game theory models of social dilemmas and inequality.

Keywords:
asymmetric gamecooperationcoordinationevolutionary game theoryinequalitythreshold public goods game

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Area of Science:

  • Evolutionary Game Theory
  • Behavioral Economics
  • Social Dilemmas

Background:

  • Social dilemma research often assumes symmetric interactions, limiting understanding of cooperation under inequality.
  • Asymmetry in endowments or productivities can significantly impact cooperation dynamics.

Purpose of the Study:

  • To investigate cooperation in asymmetric coordination games.
  • To compare theoretical predictions with human behavior in scenarios of inequality.
  • To assess the explanatory power of evolutionary game theory models for observed cooperation patterns.

Main Methods:

  • Designed a public goods game with a collective threshold for reward distribution.
  • Introduced asymmetry by varying participants' endowments or productivities.
  • Conducted a behavioral experiment with human participants to observe contribution strategies.
  • Analyzed theoretical equilibrium solutions for asymmetric coordination games.

Main Results:

  • Theoretical analysis predicted multiple equilibria, including equal, unequal, or zero contributions.
  • Behavioral experiments revealed a human preference for equal proportional contributions.
  • Observed cooperation patterns deviated from some theoretical predictions in asymmetric settings.

Conclusions:

  • Human cooperation in asymmetric coordination games favors equal proportional contributions, irrespective of individual differences.
  • Inequality has non-trivial effects on cooperation, which current evolutionary game theory models may not fully capture.
  • Further refinement of game theory models is needed to account for observed human behavior in the face of inequality.