Cheap talk en dos dimensiones: condiciones necesarias y suficientes para que haya revelación perfecta en una dimensión

This paper develops a model of cheap talk à la Crawford and Sobel whose state variable takes values within the unit square. No characterization of all equilibria has been found. This paper focuses on equilibria where the Sender reveals all the information in the direction that is perpendicular to th...

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Detalhes bibliográficos
Autor principal: Romero Ibarra, Luis Alberto
Formato: Online
Idioma:espanhol
Editor: El Colegio de México, A.C. 2009
Assuntos:
Acesso em linha:https://estudioseconomicos.colmex.mx/index.php/economicos/article/view/121
Recursos:

Estudios Económicos

Descrição
Resumo:This paper develops a model of cheap talk à la Crawford and Sobel whose state variable takes values within the unit square. No characterization of all equilibria has been found. This paper focuses on equilibria where the Sender reveals all the information in the direction that is perpendicular to the vector of disagreement. The foremost result of this analysis states that there exists perfect revelation in this dimension if and only if the random state vector has components that are independent in the directions of agreement and disagreement.