We use daily data on bank reserves and overnight interest rates to document a striking pattern in the high-frequency behavior of the U.S. market for federal funds: depository institutions tend to hold more reserves during the last few days of each "reserve maintenance period", when the...

The Eurosystem and the U.S. Federal Reserve System follow quite different approaches to the execution of monetary policy. The former institution adopts a "hands-off" approach that largely delegates to depository institutions the task of stabilizing their own liquidity at high frequency. The...

In moral hazard models, bank shareholders have incentives to transfer wealth from the deposit insurer - that is, maximize put option value - by pursuing riskier strategies. For safe banks with large charter value, however, the risk-taking incentive is outweighed by the possibility of losing...

Financial crises are associated with reduced volumes and extreme levels of rates for term inter-bank loans, reflected in the one-month and three-month Libor. We explain such stress by modeling leveraged banks’ precautionary demand for liquidity. Asset shocks impair a bank’s ability to roll...

Remarks at Banking Law Symposium 2011, Paris, France.

The goal of integrated risk management in a financial institution is to measure and manage risk and capital across a range of diverse business activities. This requires an approach for aggregating risk types (market, credit, and operational) whose distributional shapes vary considerably. In this...

Remarks at the Association for a Better New York Breakfast Meeting, Grand Hyatt, New York.

During the early 1990s, asset prices and investment were unusually weak throughout the industrial world. This paper highlights this stylized fact, and connects it with another: in most of the industrial world, asset markets boomed for several years before collapsing around 1989. The paper...

The recent crisis highlighted the importance of globally active banks in linking markets. One channel for this linkage is the liquidity management of these banks, specifically the regular flow of funds between parent banks and their affiliates in diverse foreign markets. We use the Great...