Why are Married Men Working So Much? 2013 Review of Economic Studies 80, 1055–1085

Why is the Rate of Single Parenthood Lower in Canada than in the U.S.? A Dynamic Equilibrium Analysis of Welfare Policies. (Joint with Nezih Guner). Canadian Journal of Economics, 42 (1), 56-89, February 2009.

Why is Child Labor Illegal? 2008. (Joint with Sylvain Dessy), European Economic Review, Elsevier, vol. 52(7), pages 1275-1311 .

Crime Minimization and Racial Bias: What Can We Learn From Police Search Data?, 2006 (joint with Jeff Dominitz)., Economic Journal, vol. 116, no. 515,, pp. F368-84.

Racial Profiling or Racist Policing? Testing in Aggregated Data, 2004 (joint with R. Hernandez). International Economic Review,Vol. 45 (3) pp 959-989

Love and Money: A Theoretical and Empirical Analysis of Household Sorting and Inequality, 2005. (Joint with Raquel Fernández and Nezih Guner) . Quarterly Journal of Economics Vol. 120, Issue 1 - February 2005. pp. 273 - 344

More on Marriage, Fertility and the Distribution of Income, 2003 (joint with J. Greenwood and N. Guner). International Economic Review, Vol. 44(3) pp 827-862.

Why do Women Wait? Matching, Wage Inequality and Incentives for Fertility Delay, (joint with E. Caucutt and N. Guner). Review of Economic Dynamics, Vol. 5 (4). p 815-55. October 2002.

Racial Bias in Motor Vehicle Searches: Theory and Evidence, 2001 (joint with N. Persico and P. Todd). Journal of Political Economy, February.

Women on Welfare: A Macroeconomic Analysis, 2000 (joint with J. Greenwood and N. Guner). American Economic Review, Papers and Proceedings.