ResearchBenchmarksPreference Estimation on Multi-party NegotiationPreference Estimation on Multi-party NegotiationFollow112MSE (Mayor)Base-OM109.8124.65139.5154.35Apr 17, 2026Evaluation resultsMethodMethodLinksMSE (Mayor)MSE (Cities)MSE (Union)MSE (DoT)MSE (Env)Average MSEBase-OM2026.04112232155120324189Proposed2026.0415921712099201159LLM-PE2026.0416723818596129163