Shocks to banks' ability to raise liquidity at short notice can lead to depositor panics, as evidenced by recent bank failures. Why don't banks take a more active role in managing these risks? In a standard bank-run model, we show that risk management failures are most prevalent when exposures...

This paper analyzes banks choice between lending to firms individually and sharing lending with other banks, when firms and banks are subject to moral hazard and monitoring is essential. Multiple-bank lending is optimal whenever the benefit of greater diversification in terms of higher...

We model the impact of bank mergers on loan competition, reserve holdings and aggregate liquidity. A merger creates an internal money market that affects reserve holdings and induces financial cost advantages, but also withdraws liquidity from the interbank market. Loan market competition...