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American Economic Review Vol. 114 No. 12 2024

Beliefs in Repeated Games: An Experiment

Masaki Aoyagi1; Guillaume Fréchette2; Sevgi Yuksel2

1 Osaka University (email: ) · 2 New York University (email: )

Abstract

This paper uses a laboratory experiment to study beliefs and their relationship to action and strategy choices in finitely and indefinitely repeated prisoners’ dilemma games. We find subjects’ elicited beliefs about the other player’s action are generally accurate despite some systematic deviations, and anticipate the evolution of behavior differently between the finite and indefinite games. We also use the elicited beliefs over actions to recover beliefs over supergame strategies played by the other player. We find these beliefs over strategies correctly capture the different classes of strategies played in each game, vary substantially across subjects, and rationalize their strategies.

DOI
10.1257/aer.20220639
Volume
114
Issue
12
Pages
3944-3975
Language
en
Sources
bibtex:phds-export.bib openalex crossref

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