Welfare programs including disability benefits have been considered as an efficient way of delivering transfers to the needy. This paper addresses the importance of administrative cost of welfare systems by focusing on an agency problem arising between the government and social workers, whose...

In this paper we study the optimal design of a long term care policy in a setting that includes three types of care to dependent parents: public nursing homes, financial assistance by children and assistance in time by children. The instruments are public nursing homes and subsidies to aiding...

We study optimal nonlinear income taxation when earnings can differ because of both ability and luck, so the income tax has both a redistributive role and an insurance role. A substantial literature on optimal redistribution in the absence of uncertainty has evolved since Mirrlees' original...

We consider a model where creating a charity implies a fixed cost and individual contributions depend on how close donors feel with respect to the charity. In that setting we show that there are an optimal number of charities and an optimal rate of subsidization that depend on the set-up cost...

This paper aims at investigating whether or not a utilitarian social planner should subsidize longevity-enhancing expenditures in an economy with a PAYG pension system. For that purpose, a simple two-period OLG model is developed, in which the length of the second period of life can be raised by...