The equilibrium set of two-player games with complementarities is a sublattice
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- Echenique, F. Econ Theory (2003) 22: 903. doi:10.1007/s00199-002-0337-0
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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.
Keywords and Phrases: Supermodular games, Strategic complementarities, Tarski's fixed point theorem, Lattice.
JEL Classification Numbers: C62, C72.
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