Artikel

Robust mechanism design and dominant strategy voting rules

We develop an analysis of voting rules that is robust in the sense that we do not make any assumption regarding voters' knowledge about each other. In dominant strategy voting rules, voters' behavior can be predicted uniquely without making any such assumption. However, on full domains, the only dominant strategy voting rules are random dictatorships. We show that the designer of a voting rule can achieve Pareto improvements over random dictatorship by choosing rules in which voters' behavior can depend on their beliefs. The Pareto improvement is achieved for all possible beliefs. The mechanism that we use to demonstrate this result is simple and intuitive, and the Pareto improvement result extends to all equilibria of the mechanism that satisfy a mild refinement. We also show that the result only holds for voters' interim expected utilities, not for their ex post expected utilities.

Sprache
Englisch

Erschienen in
Journal: Theoretical Economics ; ISSN: 1555-7561 ; Volume: 9 ; Year: 2014 ; Issue: 2 ; Pages: 339-360 ; New Haven, CT: The Econometric Society

Klassifikation
Wirtschaft
Social Choice; Clubs; Committees; Associations
Asymmetric and Private Information; Mechanism Design
Thema
Robust mechanism design
Gibbard-Satterthwaite theorem

Ereignis
Geistige Schöpfung
(wer)
Börgers, Tilman
Smith, Doug
Ereignis
Veröffentlichung
(wer)
The Econometric Society
(wo)
New Haven, CT
(wann)
2014

DOI
doi:10.3982/TE1111
Handle
Letzte Aktualisierung
10.03.2025, 11:44 MEZ

Datenpartner

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Objekttyp

  • Artikel

Beteiligte

  • Börgers, Tilman
  • Smith, Doug
  • The Econometric Society

Entstanden

  • 2014

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