Sequential equilibrium is a refinement of Nash equilibrium for extensive form games due to David M. Kreps and Robert Wilson. A sequential equilibrium...
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bidding#signaling. Sequential equilibrium - a refinement of PBE, that restricts the beliefs that can be assigned to off-equilibrium information sets to...
16 KB (2,564 words) - 22:29, 18 September 2024
Sequential auction Brocas; Carrillo; Sachdeva (2018). "The Path to Equilibrium in Sequential and Simultaneous Games". Journal of Economic Theory. 178: 246–274...
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perfect equilibrium is also a sequential equilibrium. A normal-form trembling hand perfect equilibrium of an extensive form game may be sequential but is...
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Bayesian game (redirect from Bayesian Nash equilibrium)
strategies under consideration; Sequential rationality: the players choose optimally given their beliefs. Bayesian Nash equilibrium can result in implausible...
25 KB (3,283 words) - 02:10, 9 March 2025
dynamic games where players make sequential decisions. A strategy profile is an SPE if it represents a Nash equilibrium in every possible subgame of the...
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Solution concept (redirect from Equilibrium refinement)
game. The most commonly used solution concepts are equilibrium concepts, most famously Nash equilibrium. Many solution concepts, for many games, will result...
12 KB (1,626 words) - 15:51, 13 March 2024
In game theory, the Nash equilibrium is the most commonly used solution concept for non-cooperative games. A Nash equilibrium is a situation where no player...
59 KB (8,777 words) - 14:00, 25 May 2025
Focal point (game theory) (redirect from Focal equilibrium)
In this coordination game, any place and time in the city could be an equilibrium solution. Schelling asked a group of students this question and found...
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analysis of sequential games and the development of solution concepts such as subgame perfect equilibrium and perfect Bayesian equilibrium. Information...
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perfect equilibrium implements a weak version of backward induction, and increasingly stronger versions are sequential equilibrium, perfect equilibrium, quasi-perfect...
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favored pure strategy equilibrium). It remains unclear how expectations would form that would result in a particular equilibrium being played out. One...
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In game theory, a correlated equilibrium is a solution concept that is more general than the well known Nash equilibrium. It was first discussed by mathematician...
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theory Quasi-perfect equilibrium, in game theory, a refinement of Nash Equilibrium for extensive form games Sequential equilibrium, in game theory, a refinement...
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so-called Showcase Showdown, a sequential game of perfect information, can be well explained by an agent quantal response equilibrium (AQRE) model. Work by Haile...
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A Markov perfect equilibrium is an equilibrium concept in game theory. It has been used in analyses of industrial organization, macroeconomics, and political...
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each of player 2's strategies in this case. In order to represent this sequential game we must specify all of player 2's actions, even in contingencies...
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strategy) a game can have any number of Nash equilibria. Sequential game: A game is sequential if one player performs their actions after another player;...
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Strategic dominance (redirect from Dominant strategy equilibrium)
game has only one unique Nash equilibrium, referred to as a "dominant strategy equilibrium". However, that Nash equilibrium is not necessarily "efficient"...
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Ultimatum game (section Equilibrium analysis)
Fudenberg, Drew; Tirole, Jean (1991-04-01). "Perfect Bayesian equilibrium and sequential equilibrium". Journal of Economic Theory. 53 (2): 236–260. doi:10...
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Cournot competition (redirect from Cournot-Nash equilibrium)
evaluates its residual demand, and then behaves as a monopoly. The state of equilibrium... is therefore stable; i.e., if either of the producers, misled as to...
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markets to exist. It is equivalent under complete markets to a sequential equilibrium concept in which spot markets for goods and assets open at each...
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Satisfaction equilibrium Self-confirming equilibrium Sequential equilibrium Shapley value Strong Nash equilibrium Subgame perfect equilibrium Trembling hand...
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Game theory (section Simultaneous / sequential)
normal form. Consequently, notions of equilibrium for simultaneous games are insufficient for reasoning about sequential games; see subgame perfection. In...
138 KB (15,399 words) - 04:00, 19 May 2025
Quasi-perfect equilibrium is a further refinement of sequential equilibrium. It is itself refined by normal form proper equilibrium. It has been argued...
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Cheap talk (section Nash equilibrium)
choose in equilibrium not to do so. Cheap talk can, in general, be added to any game and has the potential to enhance the set of possible equilibrium outcomes...
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of mixed strategies and a mixed strategy Nash equilibrium. This game has no pure strategy Nash equilibrium since there is no pure strategy (heads or tails)...
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Stackelberg competition (redirect from Stackelberg equilibrium)
in which the leader firm moves first and then the follower firms move sequentially (hence, it is sometimes described as the leader-follower game). It is...
25 KB (4,268 words) - 08:36, 25 May 2025
The dollar auction is a non-zero sum sequential game explored by economist Martin Shubik to illustrate how a short-sighted approach to rational choice...
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two-player zero-sum games, the minimax solution is the same as the Nash equilibrium. In the context of zero-sum games, the minimax theorem is equivalent...
27 KB (3,815 words) - 08:09, 25 May 2025