We examine a model of size distribution and growth of firms where firms learn about idiosyncratic productivity parameters through their production experience. Aggregate shocks, by adding noise to learning at the firm level, can produce different responses across firms. In particular, young...

We study a model of interbank credit where physical and informational frictions limit the opportunities for intertemporal trade among banks and outside investors. Banks obtain loans in an over-the-counter market (involving search, bilateral matching, and negotiations over the terms of the loan)...