Charness, Gary; Grosskopf, Brit - 2001
Costless and non-binding pre-play communication (cheap talk) has been found to often be effective in achieving … uncertainty in the framework of a 2x2 coordination game, in which one choice leads to the same payoff regardless of the action of … the other person's play. Cheap talk is found to be effective, as there is much more coordination in both Signal treatments …