2 papers
econ.TH2026
Coalitional Manipulation of Set-Valued Median Voting
Toshiya Yoshimura
We study coalitional manipulation of interval-valued median correspondences on the single-peaked domain. Under the pessimistic extension, group strategy-proofness rules out any gen…
econ.TH2026
Peak-Robust Voting Rules
Satoshi Nakada, Toshiya Yoshimura
This paper proposes new robustness criteria for social choice correspondences under single-peaked preferences, inspired by the concepts of robustness in statistical estimation, whe…