The topology of information on the space of probability measures over Polish spaces

被引:10
|
作者
Barbie, Martin [1 ]
Gupta, Abhishek [2 ]
机构
[1] Univ Cologne, Ctr Macroecon Res, Cologne, Germany
[2] Univ Illinois, Dept Aerosp Engn, Urbana, IL 61801 USA
关键词
Convergence of measures; Topology of information; Conditional independence; Optimization under uncertainty; Games with incomplete information; CONVERGENCE; STRATEGIES; EQUILIBRIA; AGENTS;
D O I
10.1016/j.jmateco.2014.04.003
中图分类号
F [经济];
学科分类号
02 ;
摘要
We study here the topology of information on the space of probability measures over Polish spaces that was defined in Hellwig (1996). We show that under this topology, a convergent sequence of probability measures satisfying a conditional independence property converges to a measure that also satisfies the same conditional independence property. This also corrects the proof of a claim in Hellwig (1996, Lemma 4). Additionally, we determine sufficient conditions on the Polish spaces and the topology over measure spaces under which a convergent sequence of probability measures is also convergent in the topology of information. (C) 2014 Elsevier B.V. All rights reserved.
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页码:98 / 111
页数:14
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