On April 27, 2026, Grégory Verdugo will organize the REGINEQ Workshop at CY Cergy Paris University. The workshop marks the conclusion of the ANR project “Inégalités de revenu nationales et régionales : harmonisation et analyse de données de plusieurs pays.” It will present new research on the measurement and comparison of national and regional income inequalities using harmonized international datasets, bringing together collaborators involved in the project and external researchers working on inequality measurement.