Discovered paper pair (Session 38). Detailed explanation not available.
Three behavioral types interact: conformists benefit from choosing common strategies, nonconformists profit from rare strategies, and imitators copy highest earners. Population proportions fluctuate in finite populations but equilibrate as population size increases. Strategy proportions undergo perpetual oscillations in small populations, but fluctuation amplitudes approach zero in large populations through stochastic averaging.
view paper→Strategy distributions evolve through selection (performance-based survival), innovation (mutation), and environmental perturbation (external shocks). Individual agents adapt using local signals while population composition shifts based on relative fitness. Two-layer adaptation - individual learning plus population-level evolution - determines whether strategies persist, collapse, or form coalitions.
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