Nash equilibrium in competitive insurance

被引:9
|
作者
Dosis, Anastasios [1 ,2 ]
机构
[1] ESSEC Business Sch, Dept Econ, 3 Ave Bernard Hirsch, F-95021 Cergy Pontoise, France
[2] THEMA, 3 Ave Bernard Hirsch, F-95021 Cergy Pontoise, France
关键词
Insurance; Adverse selection; Duopoly; Contracts; Nash equilibrium; DISCONTINUOUS ECONOMIC GAMES; ADVERSE SELECTION; MARKETS; INFORMATION; EXISTENCE;
D O I
10.1016/j.econlet.2016.12.030
中图分类号
F [经济];
学科分类号
02 ;
摘要
I formalize a rather stylized insurance market with adverse selection as a standard duopoly. I formally specify demand functions and profits and prove that a Nash equilibrium in pure strategies exists if and only if the well-known Rothschild-Stiglitz allocation is efficient. (C) 2016 Elsevier B.V. All rights reserved.
引用
收藏
页码:5 / 8
页数:4
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