A taxonomy of non-dictatorial domains

• Main Authors: CHATTERJI, Shurojit, ZENG, Huaxia
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2020
• Subjects: Strategy-proofness; invariance; path-connectedness; (semi)-single-peaked preference; (semi)-hybrid preference; Economic Theory; Taxation
• Online Access: https://ink.library.smu.edu.sg/soe_research/2408; https://ink.library.smu.edu.sg/context/soe_research/article/3407/viewcontent/model_201027_final_version_.pdf
• Institution: Singapore Management University

We provide an exhaustive classification of all preference domains that allow the design of unanimous social choice functions (henceforth, rules) that are non-dictatorial and strategy-proof. This taxonomy is based on a richness assumption and employs a simple property of two-voter rules called invaria...