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physics.soc-ph2026
Indirect reciprocity beyond pairwise interactions
Ming Wei, Xin Wang, Junyu Lu +5
Cooperation in groups underpins collective responses to challenges from climate governance to public goods provision, yet how moral evaluation sustains it remains poorly understood…
physics.comp-ph2026
Reinforcement learning with reputation-based adaptive exploration promotes cooperation
An Li, Wenqiang Zhu, Chaoqian Wang +5
Reinforcement learning provides a framework for studying how individuals adjust their behavior through repeated interaction and feedback in social dilemmas. In Q-learning, explorat…
physics.soc-ph2026
Indirect Reciprocity with Environmental Feedback
Yishen Jiang, Xin Wang, Ming Wei +4
Indirect reciprocity maintains cooperation in stranger societies by mapping individual behaviors onto reputation signals via social norms. Existing theoretical frameworks assume st…