Federal Reserve Publications:

On the Fundamental Reasons for Bank Fragility, with Huberto Ennis, Economic Quarterly, Federal Reserve Bank of Richmond, Vol. 96, No. 1 (2010), 35-58.

Why Are Banks Holding So Many Excess Reserves? with Jamie McAndrews, Current Issues in Economics and Finance, Federal Reserve Bank of New York, Vol. 15, No. 8 (December 2009).  Revised version of Staff Report No. 380.

Understanding Monetary Policy Implementation, with Huberto Ennis, Economic Quarterly, Federal Reserve Bank of Richmond, Vol. 94, No. 3 (Summer 2008), 235-263.

See also: Technical Appendix to the paper

Divorcing Money from Monetary Policy, with Antoine Martin and Jamie McAndrews, Economic Policy Review, Federal Reserve Bank of New York, Vol. 14, No. 2 (September 2008), 41-56.

Dollarization as a Monetary Arrangement for Emerging Market Economies, with Gaetano Antinolfi, Federal Reserve Bank of St. Louis Review, Vol. 83 (November/December 2001), 29-39.

Liberty Street Economics Blog:

Why is there a zero lower bound on interest rates?, November 16, 2011.

Cash Assets of Foreign Banks: An Example of Seasonal Adjustment Gone Awry, with Adam Copeland and Parinitha Sastry, January 9, 2012.