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War of Attrition

Evidence from a Laboratory Experiment on Market Exit

By
  • Bart Wilson
  • Ryan D. Oprea
  • Arthur Zillante

Originally published in Economic Inquiry

We report an experiment designed to study whether inefficient firms are systematically driven from overcrowded markets. Our data set includes a series of 3,800 wars of attrition of a type modeled by Fudenberg and Tirole in 1986. We find that exit tends to be efficient and exit times conform surprisingly well to point predictions of the model.

We report an experiment designed to study whether inefficient firms are systematically driven from overcrowded markets. Our data set includes a series of 3,800 wars of attrition of a type modeled by Fudenberg and Tirole in 1986. We find that exit tends to be efficient and exit times conform surprisingly well to point predictions of the model. Moreover, subjects respond similarly to implementations framed in terms of losses as they do to those framed in terms of gains. 

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