Consumption patterns, inflation, and household welfare: demand-based equivalence scales in Europe / Martina Pezer (LISER), Denisa M. Sologon (LISER and IZA), Iryna Kyzyma (LISER and IZA), Eugenio Peluso (LISER), Cathal O’Donoghue (University of Galway and IZA) ; IZA Institute of Labor Economics