We investigate whether the “stress test,” the extraordinary examination of the nineteen largest U.S. bank holding companies conducted by federal bank supervisors in 2009, produced the information demanded by the market. Using standard event study techniques, we find that the market had...

The current review of the 1988 Basel Capital Accord has put the spotlight on the ratios used to assess banks’ capital adequacy. This article examines the effectiveness of three capital ratios—the first based on leverage, the second on gross revenues, and the third on risk-weighted...

We assess the long-term economic impact of the new regulatory standards (the Basel III reform), answering the following questions: 1) What is the impact of the reform on long-term economic performance? 2) What is the impact of the reform on economic fluctuations? 3) What is the impact of the...

Banks’ leverage choices represent a delicate balancing act. Credit discipline argues for more leverage, while balance-sheet opacity and ease of asset substitution argue for less. Meanwhile, regulatory safety nets promote ex post financial stability, but also create perverse incentives for...

We construct a model in which bank capital regulation and financial innovation interact. Innovation takes the form of pooling and tranching of assets and the creation of separate structures with different seniority, different risk, and different capital charges, a process that captures some...

This paper examines how much capital banks should optimally hold. Our model encompasses different kinds of moral hazard studied in banking: asset substitution (or risk shifting, e.g., making risky, negative net present value loans), managerial rent seeking (e.g., shirking or investing in...

Remarks at the Eighth Annual BIS Conference, Basel, Switzerland.

Remarks at the Partnership for New York City Discussion, New York City.

Remarks at the Third Annual Connecticut Bank and Trust Company Economic Outlook Breakfast, Hartford, Connecticut.

Remarks at the Andrew Crockett Memorial Lecture, Bank for International Settlements 2013 Annual General Meeting, Basel, Switzerland.