PNAS, Vol. 120, No. 24 Abstract The question of how cooperation evolves and is maintained among nonkin is central to the biological, social, and behavioral sciences. Previous research has focused on exp

Erik Mohlin, Oxford University We exploit a unique opportunity to study how a large population of players in the field learn to play a novel game which has a complicated and non-intuitive mixed strateg

Urban Studies, DOI: 10.1177/0042098012458549 This paper provides evidence of segregation-generated differences in political recruitment. Focusing on social-geographical differentiation in the urban lan

in: Nature Communications 12, 1481. AbstractNorm enforcement may be important for resolving conflicts and promoting cooperation. However, little is known about how preferred responses to norm violation

Trends in Organized Crime, pp 1–17, doi:10.1007/s12117-017-9310-y Abstract During the last decades, Outlaw Motorcycle Clubs (OMCs) have become a concern for crime prevention and law enforcement agencies

Journal of Experimental Social Psychology, Volume 69, p. 59-64. Abstract The ultimatum game is a common economic experiment in which some participants reject another's unfair offer of how to split some

Management and Organization Review, Volume 13, Issue 4 (Special Issue Celebrating and Advancing the Scholarship of Kwok Leung (1958–2015))  Abstract Violators of cooperation norms may be informally punis

Global Crime vol. 23, no 2 Abstract Outlaw motorcycle gangs (OMGs) have received increased atten-tion from both law enforcement agencies and the research com-munity. This study investigates the criminal

Political Science Research and Methods Abstract We experimentally explore the role of institutions imposing collective sanctions in sustaining cooperation. In our experiment, players only observe noisy

Nature Communications Abstract The emergence of COVID-19 dramatically changed social behavior across societies and contexts. Here we study whether social norms also changed. Specifically, we study this