Date of this Version
Working Paper Number
© 1998 Pension Research Council of the Wharton School of the University of Pennsylvania. All Rights Reserved.
This working paper was presented at the 1997 Conference entitled “Nine Challenges to Pension Reform”, hosted by the Secretaria de Hacienda y Credito Publico, Gobierno de Mexico. Oaxaca, Mexico.
Date Posted: 16 September 2019