We construct a tractable endogenous growth model with production externalities in which the public capital stock augments investment speci?c technological change. We characterize the ?rst best ?scal policy and show that there exist several labor and capital tax-subsidy combinations that...

We provide a complete characterization of intergenerational welfare state with education and pension under probabilistic voting where voters internalize the general equilibrium effects materializing in their life-span. We show that as public education is introduced in the economy through the...

In the presence of temptation and self-control preferences as in Gul and Pesendorfer, the optimal policy is to subsidize savings when consumers are tempted by "excessive" impatience (Krusell, Kuruscu and Smith, 2010). However, in the homogeneous agents model, taxation loses an important property...