Wealth is highly concentrated among a few very rich individuals. The usual models of wealth transmission offer life-cycle and family motives for bequests. The hypothesis here is that those motives are not likely to be active for very rich individuals. Using a sample of french estate records...

The purpose of this paper is to study hospital costs in the event of introduction of a Prospective Payment System in France. We use a nested three dimensional database (stays-hospitals-years) to identify hospital unobservable heterogeneity and a transitory moral hazard component of cost...