Banks face two different kinds of moral hazard problems: asset substitution by shareholders (e.g., making risky, negative net present value loans) and managerial rent seeking (e.g., investing in inefficient “pet” projects and consuming perquisites that yield private benefits). The privately...

We develop a theory of optimal bank leverage in which the benefit of debt in inducing loan monitoring is balanced against the benefit of equity in attenuating risk-shifting. However, faced with socially-costly correlated bank failures, regulators bail out creditors. Anticipation of this...

We develop a theory of optimal bank leverage in which the benefit of debt in inducing loan monitoring is balanced against the benefit of equity in attenuating risk-shifting. However, faced with socially-costly correlated bank failures, regulators bail out creditors. Anticipation of this...

The global imbalance explanation of the financial crisis of 2007-09 suggests that demand for riskless assets from countries with current account surpluses created fragility in countries with current account deficits, most notably, in the United States. We examine this explanation by analyzing...

Banks face two moral hazard problems: asset substitution by shareholders (e.g., making risky, negative net present value loans) and managerial rent seeking (e.g., investing in inefficient “pet” projects or simply being lazy and uninnovative). The privately optimal level of bank leverage is...