Poverty and well-being are multidimensional. Nobody questions that deprivations and achievements go beyond income. There is, however, sharp disagreement on whether the various dimensions of poverty and well-being can be aggregated into a single, multidimensional index in a meaningful way. Is...

This note considers income distribution at two points in time where the population has also changed in some way, constructing three scenarios—population growth, population decline, and a constant population size that nevertheless churns around a constant income distribution to illustrate...