We look at the role of credit ratings when assets are issued in a primary market and sold by dealers into a secondary, over-the-counter market in order to study regulatory proposals for rating agencies. Credit ratings are used to overcome a lemons problem. When the lemons problem is moderate,...

This paper studies the welfare costs and the redistributive effects of inflation in the presence of idiosyncratic liquidity risk, in a micro-founded search-theoretical monetary model. We calibrate the model to match the empirical aggregate money demand and the distribution of money holdings...

We develop a parsimonious model to study the equilibrium structure of over-the-counter securities markets. We show that regulations aimed at reducing counterparty risk and improving liquidity can be ineffcient. Such regulations have a direct positive effect on entry in those markets, thus...

We show that the regulation of bank lending practices is necessary for the optimal provision of private liquidity. In an environment in which bankers cannot commit to repay their creditors, we show that neither an unregulated banking system nor narrow banking can provide the socially efficient...