This paper studies the issue of renegotiation in a model of dynamic moral hazard. I introduce the notion of a renegotiation-proof dynamic contract. I show that the constraint of renegotiation-proofness can have the effect of setting a higher lower bound to the set of attainable expected...

How important is financial development for economic development? A costly state verification model of financial intermediation is presented to address this question. The model is calibrated to match facts about the U.S. economy, such as the intermediation spreads and the firm-size distributions...