Calendrier du 19 mars 2020
Travail et économie publique externe
Du 19/03/2020 de 12:30 à 13:45
PSE- 48 boulevard Jourdan, 74014 Paris, salle R1-09
KIRCHER Philipp (European University Institute)
POSTPONED
TOM (Théorie, Organisation et Marchés) Lunch Seminar
Du 19/03/2020 de 12:30 à 13:30
salle R2-20, campus Jourdan - 75014 Paris
CASELLA Alessandra (Columbia)
ANNULE. Mediating Conflict in the Lab
écrit avec Evan Friedman and Manuel Perez
According to the theory of mechanism design, the presence of a mediator can strictly improve the chances for peace between two contestants. What is striking is that the result follows even when the mediator is less informed than the two parties and has no enforcement power. We test the theory in a lab experiment where two subjects negotiate how to share a resource. In case of conflict, the subjects' privately known strength determines their payoff. The subjects send cheap talk messages about their strength to one another or to the mediator, before making their demands or receiving the mediator's recommendations. We find that, in line with the theory, messages are significantly more sincere when sent to the mediator. However, contrary to the theory, peaceful resolution is not more frequent, even when the mediator is a computer implementing the optimal mediation program. While the theoretical result refers to the best (i.e. most peaceful) equilibrium under mediation, multiple equilibria exist, and the best equilibrium is particularly vulnerable to small deviations from full truthfulness and from full rationality.
Behavior Working Group
Du 19/03/2020 de 11:00 à 12:00
LOBECK Max ( University of Konstanz)
Motivated Beliefs and Preferences for Redistribution (canceled)