Research

Separating Heterogeneity from Uncertainty in Life Cycle Earnings, Oxford Economic Papers, Vol 57(2), p. 191-261, April (with James Heckman and Salvador Navarro) [pdf].

Counterfactual Analysis of Inequality and Social Mobility, Mobility and Inequality: Frontiers of Research from Sociology and Economics, G. Fields, D. Grusky, and S. Morgan eds., 2006, (with James Heckman and Salvador Navarro).

Interpreting the Evidence on Life Cycle Skill Formation, forthcoming in The Handbook of Economics of Education, E.Hanushek and F.Welch, eds.,2006, (with James Heckman, Lance Lochner and Dimitryi Masterov) [pdf].

The Technology of Skill Formation, American Economic Review P&P, May/2007 (with James Heckman) [pdf].

The Identification and Economic Content of Ordered Choice Models with Stochastic Cutoffs, International Economic Review, November/2007, (with James Heckman and Salvador Navarro) [pdf].

Computing Ex Ante and Ex Post Returns to Schooling: A Survey of Recent Developments, Labour Economics, December/2007, (with James Heckman) [pdf].

A New Framework for the Analysis of Inequality, forthcoming, Macroeconomic Dynamics, 2008 (with James Heckman) [pdf].

The Evolution of Inequality, Heterogeneity, and Uncertainty in Labor Earnings in the U.S. Economy (with James Heckman) [pdf].

Formulating, Identifying, and Estimating the Technology for the Formation of Skills (with James Heckman) (new version coming soon).

Estimating the Elasticity of Intertemporal Substitution in the Formation of Cognitive and Non-Cognitive Skills (with James Heckman and Susanne Schennach).

The Mixture of Normals Unscented Kalman Filter (new version coming soon).

A Time to Plant and a Time to Reap.

The State of Education in Brazil (with Aloisio Araujo and Marcelo Neri).

Meaningful Value Added Equations: Anchoring Test Scores in Adult Outcomes (with James Heckman and Susanne Schennach).

Investing in Our Young People (with James Heckman).