Presented at the 33rd Annual Economic Policy Conference "Projecting Potential Growth: Issues and Measurement," sponsored by the Federal Reserve Bank of St. Louis.

May 23, 2013. Presentation. "Monetary Policy in a Low Policy Rate Environment." OMFIF Golden Series Lecture, London.

November 8, 2012. Presentation. "Shadow Interest Rates and the Stance of U.S. Monetary Policy." Presented at the Center for Finance and Accounting Research Annual Corporate Finance Conference, Olin Business School, Washington University in St. Louis