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Evolutionary dynamics in spatial public goods games with environmental feedbacks.

Rui Ding1, Xianjia Wang1,2, Jinhua Zhao1,3

  • 1School of Economics and Management, Wuhan University, Wuhan 430072, China.

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Summary
This summary is machine-generated.

Cooperation can decrease in social dilemmas, even with environmental benefits. Defectors can invade cooperative groups, highlighting complex dynamics in resource management and intergenerational equity.

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Area of Science:

  • Environmental science
  • Social science
  • Game theory

Background:

  • Collective actions for sustainability face individual vs. group conflicts.
  • Multigenerational resource sharing creates conflicts due to delayed exploitation costs.
  • Public goods games and collective risk dilemmas model social dilemmas.

Purpose of the Study:

  • To study the spread of cooperation in a public goods game with environmental feedback.
  • To identify factors influencing cooperation spread in social-ecological systems.
  • To analyze mechanisms of phase transitions and spatial strategy distribution.

Main Methods:

  • Developed a coupled social-ecological coevolutionary model.
  • Linked individual payoffs to regional environmental quality.
  • Examined strategy distribution, environmental quality, and phase transitions.

Main Results:

  • Cooperation can decrease despite environmental benefits from cooperators.
  • Defectors invade cooperative clusters through 'cracks'.
  • Defection's destructive power and cooperation costs have complex effects.

Conclusions:

  • Cooperation spread is influenced by environmental feedback and spatial dynamics.
  • Intergenerational resource management requires understanding complex social-ecological interactions.
  • The model reveals counterintuitive outcomes in cooperative behavior dynamics.