to construct a formal sanction scheme in their groups, teams enact deterrent schemes by voting much more frequently than …

help make such rules effective include the presence of informal sanctions by peers, and implementation through voting. I … after both implemented and randomly overridden voting. I find that informal sanctions strengthen the effect of formal ones …

a multi-period game where each subject was allocated an initial point endowment, told a threshold for the group and had … different threshold, which is always stated before the players make their contributions. We found that while contributions are … similar for the increasing and decreasing threshold group types when thresholds were low, a sizeable gap opens up around the …

on public good provision using laboratory experiments. We create two artificial social groups in the lab and we assign …