6 papers
Participation Costs Narrow Democratic Cooperation
Mohammad Salahshour, Fjolle Shabani, Urs Fischbacher +1
Collective action often requires institutions that make cooperation individually worthwhile. We ask whether democratic allocation of public-good return can transform a repeated pub…
Private Noise and Public Error in Collective Information Acquisition
Mohammad Salahshour, Sumanth Bhargava, Kajal Kumari +4
Collective information acquisition requires groups to combine personal evidence with social information while remaining coupled to the external state. Communication noise can affec…
The Co-evolution of Costly Signaling and Cooperation in Social Dilemmas
Mahdi Abolhasani, Saman Moghimi-Araghi, Mohammad Salahshour
Costly cooperation and costly signaling are both difficult to reconcile with simple fitness maximization, yet both are common in biological and social systems. We study a model in…
The impact of heterogeneity on the co-evolution of cooperation and epidemic spreading in complex networks
Mehran Noori, Nahid Azimi-Tafreshi, Mohammad Salahshour
The dynamics of herd immunity depend crucially on the interaction between collective social behavior and disease transmission, but the role of heterogeneity in this context frequen…
The Evolution of Altruistic Rationality Provides a Solution to Social Dilemmas via Rational Reciprocity
Mohammad Salahshour, Iain D. Couzin
Decades of scientific inquiry have sought to understand how evolution fosters cooperation, a concept seemingly at odds with the belief that evolution should produce rational, self-…
Perceptual Rationality: An Evolutionary Game Theory of Perceptually Rational Decision-Making
Mohammad Salahshour
Understanding how biological organisms make decisions is of fundamental importance in understanding behavior. Such an understanding within evolutionary game theory so far has been…