Theoretical Economics

Journal of the Econometric Society

Edited by: Federico Echenique • ISSN (e): 1555-7561 • ISSN (print): 1933-6837

Theoretical Economics: Jan, 2016, Volume 11, Issue 1

Approximate efficiency in repeated games with side-payments and correlated signals

https://doi.org/10.3982/TE1369
p. 53-87

Jimmy Chan, Wenzhang Zhang

Side-payments are common in many long-term relationships. We show that when players can exchange side-payments, approximate efficiency is achievable in any repeated game with private monitoring and communication, so long as the players can observe their own payoffs and are sufficiently patient, the efficient stage-game outcome is unique, and the signal distribution has full support. Unlike existing results in the literature, our result does not require deviations be statistically detectable.


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