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Replication Data for: Bilateral Conflict: An Experimental Study of Strategic Effectiveness and Equilibrium

Harvard Dataverse (Africa Rice Center, Bioversity International, CCAFS, CIAT, IFPRI, IRRI and WorldFish)

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Title Replication Data for: Bilateral Conflict: An Experimental Study of Strategic Effectiveness and Equilibrium
 
Identifier https://doi.org/10.7910/DVN/TJK962
 
Creator Palfrey, Thomas
Holt, Charles
 
Publisher Harvard Dataverse
 
Description Bilateral conflict involves an attacker with several alternative attack methods and a defender who can take various actions to better respond to different types of attack. These situations have wide applicability to political, legal, and economic disputes, but are particularly challenging to study empirically because the payoffs are unknown. Moreover, each party has an incentive to behave unpredictably, so theoretical predictions are stochastic. This paper reports results of an experiment where the details of the environment are tightly controlled. The results sharply contradict the Nash equilibrium predictions about how the two parties’ choice frequencies change in response to the relative effectiveness of alternative attack strategies. In contrast, nonparametric quantal response equilibrium predictions match the observed treatment effects. Estimation of the experimentally controlled payoff parameters across treatments accurately recovers the true values of those parameters with the logit quantal response equilibrium model but not with the Nash equilibrium model.
 
Subject Social Sciences
Bilateral conflict experiment
International conflict
Terrorism deterrence
Attacker-defender games
Nash equilibrium
Quantal response equilibrium
 
Date 2023-06-12
 
Contributor Palfrey, Thomas