“Prescription Drug Use under Medicare Part D: Linear Model of Nonlinear Budget Sets.” with J. Gruber and A. Swanson – Journal of Public Economics, 2018

“Evolving Choice Inconsistencies in Choice of Prescription Drug Insurance: Do Choices Improve Over Time?” with J. Gruber, American Economic Review, 2016

“The Determinants of Productivity in Medical Testing: Intesity and Allocation of Care” with L. Agha, American Economic Review, 2016

“The Robustness of Checks for Consumer Choice Inconsistencies: Reply to Ketcham, Kuminoff and Powers” with J. Gruber, American Economic Review, 2015

“Heterogeneity in Choice Inconsistencies among the Elderly: Evidence from Prescription Drug Plan Choice,” with J. Gruber. American Economic Review Papers and Proceedings, May 2011

“Choice in Inconsistencies among the elderly: Evidence from Plan Choice in the Medicare Part D Program,” with J. Gruber, American Economic Review, 2011