Cruz, Luiz M.; Moreira, Marcelo J. - In: Journal of Human Resources 40 (2005) 2
We evaluate Angrist and Krueger (1991) and Bound, Jaeger, and Baker (1995) by constructing reliable confidence regions around the 2SLS and LIML estimators for returns-to-schooling regardless of the quality of the instruments. The results indicate that the returns-to-schooling were between 8 and...