Abstract
It is shown that in a model where agents have single-peaked preferences on the sphere, every Pareto optimal social choice function that is strict or coalitional strategy-proof, is dictatorial.
Original language | English |
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Pages (from-to) | 46-48 |
Number of pages | 3 |
Journal | Economics Letters |
Volume | 139 |
DOIs | |
Publication status | Published - Feb 2016 |
Keywords
- Single-peaked preferences.
- Pareto optimality
- Strict strategy-proofness
- Coalitional strategy-proofness
- STRATEGY-PROOFNESS
- EXISTENCE