Arbeitspapier

From imitation to collusion: Long-run learning in a low-information environment

We explore the stability of imitation in a 1,200-period experimental Cournot game where subjects do not know the payoff function but see the output quantities and payoffs of each oligopolist after every period. In line with theoretical predictions and previous experimental findings, our oligopolies reach highly competitive levels within 50 periods. However, already after 100 periods quantities start to drop and, eventually fall deep into collusive territory without pausing at the Nash equilibrium. Our results demonstrate how groups of subjects can learn their way out of dysfunctional heuristics, and thus suggest the need for a new theory of how cooperation emerges.

Sprache
Englisch

Erschienen in
Series: WZB Discussion Paper ; No. SP II 2012-301r

Klassifikation
Wirtschaft
Stochastic and Dynamic Games; Evolutionary Games; Repeated Games
Design of Experiments: Laboratory, Individual
Market Structure, Pricing, and Design: Oligopoly and Other Forms of Market Imperfection
Thema
Cournot oligopoly
imitation
learning dynamics
cooperation

Ereignis
Geistige Schöpfung
(wer)
Friedman, Daniel
Huck, Steffen
Oprea, Ryan
Weidenholzer, Simon
Ereignis
Veröffentlichung
(wer)
Wissenschaftszentrum Berlin für Sozialforschung (WZB)
(wo)
Berlin
(wann)
2012

Handle
Letzte Aktualisierung
10.03.2025, 11:44 MEZ

Datenpartner

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Objekttyp

  • Arbeitspapier

Beteiligte

  • Friedman, Daniel
  • Huck, Steffen
  • Oprea, Ryan
  • Weidenholzer, Simon
  • Wissenschaftszentrum Berlin für Sozialforschung (WZB)

Entstanden

  • 2012

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