Article

International Journal of Game Theory

, Volume 33, Issue 2, pp 215-218

A short and constructive proof of Tarski’s fixed-point theorem

  • Federico EcheniqueAffiliated withDivision of Humanities and Social Sciences, MC 228-77, California Institute of Technology Email author 

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Abstract

I give short and constructive proofs of Tarski’s fixed-point theorem, and of Zhou’s extension of Tarski’s fixed-point theorem to set-valued maps.

Keywords

Tarski’s fixed-point theorem games of strategic complimentarities supermodular games