Sex Work and Infection: What’s Law Enforcement Got to Do with it? (with P. Gertler),Journal of Law and Economics, November 2011, 54.
To Work or Not to Work? Child Development and Maternal Labor Supply (with P. Frijters, D. Johnston, and M. Shields), American Economic Journal: Applied Economics, July 2009, 1(3): 97-110.
Nature’s Experiment? Handedness and Early Childhood Development (with D. Johnston, M. Nicholls, and M. Shields), Demography, May 2009, 46(2): 281-302.
Prostitutes and Brides? (with R. Arunachalam), American Economic Review Papers & Proceedings, May 2008, 98(2), 516-522.
Risky Business: The Market for Unprotected Commercial Sex (with P. Gertler and S. Bertozzi), Journal of Political Economy, June 2005, 113(3), 518-550.