Cooperation evolves on social networks and is shaped, in part, by norms: beliefs and expectations about the behaviour of others or of oneself. Networks of cooperative social partners and associated no
The quantity and quality of social relationships, as captured by social network analysis, can have major fitness consequences. Various studies have shown that individual differences in social behaviou
This folder contains the necessary files to replicate the results in the main paper and the online appendix. We include a README file with more details on the purpose of each file. The empirical analy
