Players coordinate continuation play in repeated games with public monitoring. This paper asks the robustness of such equilibrium play with respect to private monitoring perturbations that are ex-ante close to the public-monitoring structure. We show that, in two-player games with full support...

Players choose a stochastic choice rule, assigning a probability of “investing” as a function of a state. Players receive a return to investment that is increasing in the proportion of others who invest and the state. In addition, they incur a small cost associated with adapting the...