-binding communication among responders can help coordinate their collective resistance against a leader who transgresses against them …. Contrary to the predictions of analysis based on purely self-regarding preferences, we find that non-binding communication …, we find that the incidence of no transgression increases from 7 percent with no communication up to 25-37 percent …

-binding communication among responders can help coordinate their collective resistance against a leader who transgresses against them …. Contrary to the predictions of analysis based on purely self-regarding preferences, we find that non-binding communication …, we find that the incidence of no transgression increases from 7 percent with no communication up to 25-37 percent …

reveals that such intra-play communication after capacity but before price choices has a collusive effect only for capacity …