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On constant Maskin monotonic social choice functions - MaRDI portal

On constant Maskin monotonic social choice functions (Q1096516)

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scientific article; zbMATH DE number 4031352
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English
On constant Maskin monotonic social choice functions
scientific article; zbMATH DE number 4031352

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    On constant Maskin monotonic social choice functions (English)
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    1987
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    A social choice function satisfying a ``dual dominance'' condition is Maskin monotonic if and only if it is constant. Hence, any non-constant social choice function satisfying dual dominance is not Nash implementable. Among the important examples are all social choice functions on unrestricted domains. On the other hand, non-constant social choice functions such as a Walrasian performance function in economic environments need not satisfy dual dominance.
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    Maskin monotonic
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    Nash implementable
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    unrestricted domains
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    dual dominance
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