Studies in Economics, Universidad Anahuac, Mexico City; graduate studies and doctoral work in Economics, Cornell University, New York. 1989, with Mexican oil company Petróleos Mexicanos (Pemex); 1990, responsible for all market-based funding for Pemex. 1995-97, collaborated with Swiss Bank Corporation (SBC); Executive Director then Managing Director, SBC Warburg, responsible for corporate finance activities in Mexico. 1997, Director-General, Public Credit, Mexican Ministry of Finance. Since 2001, Chief Financial Officer, América Movil, the largest wireless operator in Latin America.