Arbeitspapier

On equilibrium refinement in supermodular games

We show that supermodular games satisfying sequential better-reply security possess a pure strategy perfect equilibrium and a strategically stable set of pure strategies. We illustrate that, in continuous supermodular games, perfect equilibria may contain weakly dominated actions. Moreover, in discontinuous supermodular games, perfect equilibria may involve play of actions in the interior of the set of weakly dominated actions. We prove that when the set of undominated actions is a sublattice, supermodular games satisfying sequential better-reply security possess pure strategy perfect equilibria that can be obtained as limits of undominated actions.

Sprache
Englisch

Erschienen in
Series: Working Paper ; No. 2012-07

Klassifikation
Wirtschaft
Noncooperative Games
Thema
supermodular game
weakly dominated strategy
trembling-hand perfect equilibrium
strategically stable set
supermodular game
weakly dominated strategy
trembling-hand perfect equilibrium
strategically stable set

Ereignis
Geistige Schöpfung
(wer)
Carbonell-Nicolau, Oriol
McLean, Richard P.
Ereignis
Veröffentlichung
(wer)
Rutgers University, Department of Economics
(wo)
New Brunswick, NJ
(wann)
2012

Handle
Letzte Aktualisierung
10.03.2025, 11:45 MEZ

Datenpartner

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Objekttyp

  • Arbeitspapier

Beteiligte

  • Carbonell-Nicolau, Oriol
  • McLean, Richard P.
  • Rutgers University, Department of Economics

Entstanden

  • 2012

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