Narrow search
Showing 1 - 4 of 4
Cover Image
The GED
Heckman, James J.; Humphries, John Eric; Mader, Nicolas S. - 2010
Persistent link: https://www.econbiz.de/10003979293
Cover Image
Labor market returns to early childhood stimulation : a 20-year followup to an experimental intervention in Jamaica
Gertler, Paul J.; Heckman, James J.; Pinto, Rodrigo; … - 2013
Persistent link: https://www.econbiz.de/10009773947
Cover Image
Education, health and wages
Heckman, James J.; Humphries, John Eric; Veramendi, Gregory - 2014
Persistent link: https://www.econbiz.de/10010339664
Cover Image
Dynamic treatment effects
Heckman, James J.; Humphries, John Eric; Veramendi, Gregory - In: Journal of econometrics 191 (2016) 2, pp. 276-292
Persistent link: https://www.econbiz.de/10011610524