Macro seminar Time : 12h15 - 13h30 Date : 15th  December 2025 Salle 3001 Nicolas LONGUET-MARX (Columbia University) "Party Lines or Voter Preferences? Explaining Political Realignment" Abstract: This paper estimates a political equilibrium model to disentangle demand factors (voters) from supply factors (politicians) in shaping political outcomes, focusing on the recent realignment of blue-collar voters […]