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cs.GT2026
Nash Core in Multiwinner Election
Ashish Goel, Zhihao Jiang, Chenghan Zhou
In the approval-based committee selection problem, a committee is said to be in the core if no subset of voters has an incentive to deviate by selecting a \emph{blocking} committee…
cs.GT2025
Metric Distortion of Small-group Deliberation
Ashish Goel, Mohak Goyal, Kamesh Munagala
We consider models for social choice where voters rank a set of choices (or alternatives) by deliberating in small groups of size at most , and these outcomes are aggregated by…