With heterogeneity in both skills and discount factors, the Atkinson-Stiglitz theorem that savings should not be taxed does not hold. We consider a model with heterogeneity of preferences at each earnings level. With some assumptions on the equilibrium, a small savings tax on high earners and a...

With heterogeneity in both skills and discount factors, the Atkinson-Stiglitz theorem that savings should not be taxed does not hold. We consider a model with heterogeneity of preferences at each earnings level. With some assumptions on the equilibrium, a small savings tax on high earners and a...

This paper advances the theory of annuity demand. First, we derive sufficient conditions under which complete annuitization is optimal, showing that this well-known result holds true in a more general setting than in Yaari (1965). Specifically, when markets are complete, sufficient conditions...