Peers and Culture (2005), Research Institute of Industrial Economics, Working Paper No 642 (with Maria Saez-Marti) R&R ScJ

 Deadlines and Distractions (2004), Research Institute of Industrial Economics, Working Paper No 618, (with Maria Saez-Marti) R&R JET

 On the Timing of Education (2004), Research Institute of Industrial Economics, Working Paper No 614, (with Maria Saez-Marti)

 Is Team Formation Gender Neutral? Evidence from Coauthorship Patterns (2006), Research Institute of Industrial Economics, Working paper No 658. (with Anne Boschini ) published in the Journal of Labor Economics, April 2007. 

 Trapped, Delayed and Handicapped: On the Dynamics of Self-confidence, CEPR DP3335, April 2002. (with Susanna Sällström) R&R Journal of Behavior and Organization

 Occupational Choice and Incentives: The Role of Family Background (2000), Research Institute of Industrial Economics, Working Paper No 539

 The Effects of Redistribution on Occupational Choice and Intergenerational Mobility (2000), Research Institute of Industrial Economics, Working Paper No 538, R&R Labour Economics

 Human Capital, R&D and Economic Growth in the Absence of Scale Effects (2000) The Research Institute of Industrial Economics, Working Paper