The share of household resources devoted to children is hard to identify because consumption is measured at the household level and goods can be shared. Using semiparametric restrictions on individual preferences within a collective model, we identify how total household resources are divided up...

We invent Implicit Marshallian demands, which combine desirable features of Hicksian and Marshallian demands. We propose and estimate the Exact Affine Stone Index (EASI) implicit Marshallian demand system. Like the Almost Ideal Demand (AID) system, EASI budget shares are linear in parameters...

This paper investigates second-best (transfers in kind) and third-best (subsidies and taxes) Pare to optima in a simple model were government lacks full information ab out consumer types (who is able, who is infirm). These Pareto optima rely on self-selection. The authors show that those...