A characterization of possibility domains under Pareto optimality and group strategy-proofness

Madhuparna Karmokar*, Souvik Roy, Ton Storcken

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review


We consider domains that satisfy pervasiveness and top-connectedness, and we provide a necessary and sufficient condition for the existence of non-dictatorial, Pareto optimal, and group strategy-proof choice rules on those domains.
Original languageEnglish
Article number108567
Number of pages4
JournalEconomics Letters
Publication statusPublished - Oct 2019

JEL classifications

  • d71 - "Social Choice; Clubs; Committees; Associations"


  • Pareto optimality
  • Group strategy-proofness
  • Dictatorship
  • Inseparable top-pair

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