The equilibrium set of two-player games with complementarities is a sublattice |
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| Authors: | Federico Echenique |
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| Institution: | (1) Universidad Torcuato Di Tella, Mi{n}ones 2177, C1428ATG Buenos Aires, ARGENTINA, and Facultad de Ciencias Sociales, Universidad de la República, Montevideo, URUGUAY (e-mail: fechenique@utdt.edu) , UY |
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| Abstract: | Summary. I prove that the equilibrium set in a two-player game with complementarities, and totally ordered strategy spaces, is a sublattice
of the joint strategy space.
Received: May 31, 2001; revised version: October 4, 2002 |
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| Keywords: | and Phrases: Supermodular games Strategic complementarities Tarski's fixed point theorem Lattice |
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