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Type | Journal Article |
Scope | Discipline-based scholarship |
Title | A unified approach to comparative statics puzzles in experiments |
Organization Unit | |
Authors |
|
Item Subtype | Original Work |
Refereed | Yes |
Status | Published in final form |
Language |
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Journal Title | Games and Economic Behavior |
Publisher | Elsevier |
Geographical Reach | international |
ISSN | 0899-8256 |
Volume | 71 |
Number | 1 |
Page Range | 212 - 223 |
Date | 2011 |
Abstract Text | The paper shows that several game-theoretic solution concepts provide similar comparative statics predictions over a wide class of games. I start from the observation that, in many experiments, behavior is affected by parameter shifts that leave the Nash equilibrium unchanged. I explain the direction of change with a heuristic structural approach, using properties such as strategic complementarities and increasing differences. I show that the approach is consistent with general comparative statics results for (i) the Nash equilibrium of a game with perturbed payoff functions, (ii) the quantal response equilibrium, (iii) level-k reasoning. I also relate the structural approach to equilibrium selection concepts. |
Digital Object Identifier | 10.1016/j.geb.2010.07.008 |
PDF File | Download from ZORA |
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