COWLES FOUNDATION FOR RESEARCH IN ECONOMICS
AT YALE UNIVERSITY

Box 208281
New Haven, CT 06520-8281

Lux et veritas

COWLES FOUNDATION DISCUSSION PAPER NO. 1203

Cheap Talk and Co-ordination with Payoff Uncertainty

Sandeep Baliga and Stephen Morris

December 1998

Two players seek to co-ordinate their behavior in an incomplete information setting.  We show that if each player's preferences over his opponent's action is independent of his own action or type, then cheap talk cannot expand the set of equilibrium outcomes.