In this paper I study the nature of optimal factor income taxation in a neoclassical growth model where search frictions on the labor marker generate unemployment. I show that the introduction of search frictions changes the Chamley-Judd result of zero capital taxation as follows: if the...

When young individuals face binding debt constraints, their human capital investments will be insufficiently financed by private creditors. If generations overlap, then a well-designed fiscal policy may be able to improve human capital investments by replacing missing capital markets with an...

We study the effects of credit shocks in a model with heterogeneous entrepreneurs, financing constraints, and a realistic firm-size distribution. As entrepreneurial firms can grow only slowly and rely heavily on retained earnings to expand the size of their business, we show that, by reducing...