We evaluate the role of functional form of demographics in demand analysis by proposing the GQL ‘unstructured’ demographically transformed model which nests the Barten–Gorman demographically modified model and popular rank-3 and rank-2 demand systems. We use UK individual data and find...

This paper identifies flexible scales from two cross sections of FES data capturing the distributional effects of inflation. Poverty rates based on the flexible and simple (per capita, modified OECD) deflators reveal different trends in poverty among households and children.