Using a simplified version of the model developed in his 'Financial Intermediation and Delegated Monitoring,' the author explains why investors, instead of lending directly, first lend to banks who then lend to borrowers. His model does three things. It identifies the financial technology that...

We consider an economy where individuals privately choose effort and trade competitively priced securities that pay off with effort-determined probability. We show that if insurance against a negative shock is sufficiently incomplete, then standard functional form restrictions ensure that...

Corporate debt maturity is a concave function of financial leverage when the debt has restrictive asset-based covenants attached. This concavity kicks in earlier with increasing covenant tightness and is absent when firms have no restrictive asset-based covenants. We argue that this concavity is...

We consider an economy where individuals privately choose effort and trade competitively priced securities that pay off with effort-determined probability. We show that if insurance against a negative shock is sufficiently incomplete, then standard functional formrestrictions ensure that...