"Optimal Monetary Policy at the Zero Lower Bound,"
Working Paper 2015-010A, May 2015.
"The Optimal Inflation Target in an Economy with Limited Enforcement,"
FORTHCOMING: Macroeconomic Dynamics.
"Monetary Policy as Equilibrium Selection,"
with Gaetano Antinolfi and James Bullard.
Federal Reserve Bank of St. Louis Review, Vol. 89, No. 4, pp. 331-342, July/August 2007.
"Trend-Reverting Fluctuations in the Life-Cycle Model,"
with James Bullard and Lee Ohanian.
Journal of Economic Theory, 119(2), pp. 334-56, December 2004.