Stephen P. Ryan

Olin Business School
Washington University in St. Louis
Campus Box 1133
One Brookings Drive
St. Louis, MO 63130

E-Mail: EmailAddress: hidden: you can email any NBER-related person as first underscore last at nber dot org
NBER Program Affiliations: EEE , IO
NBER Affiliation: Research Associate
Institutional Affiliation: Washington University in St. Louis

NBER Working Papers and Publications

October 2019Subsidy Targeting with Market Power
with Maria Polyakova: w26367
September 2017Delivering Education to the Underserved Through a Public-Private Partnership Program in Pakistan
with Felipe Barrera-Osorio, David S. Blakeslee, Matthew Hoover, Leigh Linden, Dhushyanth Raju: w23870
December 2016Classification Trees for Heterogeneous Moment-Based Models
with Sam Asher, Denis Nekipelov, Paul Novosad: w22976
June 2015Subsidy Design in Privately-Provided Social Insurance: Lessons from Medicare Part D
with Francesco Decarolis, Maria Polyakova: w21298


February 2015Demand Estimation with Machine Learning and Model Combination
with Patrick Bajari, Denis Nekipelov, Miaoyu Yang: w20955

Published: Bajari, Patrick, Denis Nekipelov, Stephen P. Ryan, and Miaoyu Yang. 2015. "Machine Learning Methods for Demand Estimation." American Economic Review, 105 (5): 481-85. DOI: 10.1257/aer.p20151021

December 2012Market-Based Emissions Regulation and Industry Dynamics
with Meredith Fowlie, Mar Reguant: w18645

Published: Meredith Fowlie & Mar Reguant & Stephen P. Ryan, 2016. "Market-Based Emissions Regulation and Industry Dynamics," Journal of Political Economy, University of Chicago Press, vol. 124(1), pages 000 - 000. citation courtesy of

July 2011Heterogeneity and the Dynamics of Technology Adoption
with Catherine Tucker: w17253

Published: Stephen Ryan & Catherine Tucker, 2012. "Heterogeneity and the dynamics of technology adoption," Quantitative Marketing and Economics, Springer, vol. 10(1), pages 63-109, March. citation courtesy of

April 2011Selection on Moral Hazard in Health Insurance
with Liran Einav, Amy Finkelstein, Paul Schrimpf, Mark R. Cullen: w16969

Published: Liran Einav & Amy Finkelstein & Stephen P. Ryan & Paul Schrimpf & Mark R. Cullen, 2013. "Selection on Moral Hazard in Health Insurance," American Economic Review, American Economic Association, vol. 103(1), pages 178-219, February. citation courtesy of

August 2009A Simple Nonparametric Estimator for the Distribution of Random Coefficients
with Patrick Bajari, Jeremy T. Fox, Kyoo il Kim: w15210
April 2009The Random Coefficients Logit Model Is Identified
with Patrick Bajari, Jeremy Fox, Kyoo il Kim: w14934

Published: Fox, Jeremy T. & Kim, Kyoo il & Ryan, Stephen P. & Bajari, Patrick, 2012. "The random coefficients logit model is identified," Journal of Econometrics, Elsevier, vol. 166(2), pages 204-212. citation courtesy of

August 2006Evaluating Wireless Carrier Consolidation Using Semiparametric Demand Estimation
with Patrick Bajari, Jeremy T. Fox: w12425

Published: Patrick Bajari & Jeremy Fox & Stephen Ryan, 2008. "Evaluating wireless carrier consolidation using semiparametric demand estimation," Quantitative Marketing and Economics (QME), Springer, vol. 6(4), pages 299-338, December. citation courtesy of

October 2004Identification and Estimation of Discrete Games of Complete Information
with Patrick Bajari, Han Hong: t0301
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