1962-67, BA in Economics, National University of Mexico; 1967-69, MA in Economics, King's College, Cambridge. Former Lecturer, National University of Mexico; Lecturer in Economics, El Colegio de Mexico; Member, National Science and Technology Council. 1977-80, Director, Industrial Investment and 1980-82, Director General for Energy, Ministry of Industry and Natural Resources; 1980-82, Executive Secretary, Mexican Energy Commission. 1982-88, Executive Coordinator, Int'l Trade, Pemex; 1988-92, Director, Corporate Planning; 1994, Director General and Chief Executive Officer, Pemex-Refining; since 1994, current position. Member: Oxford Institute of Energy Studies; Mexican Petroleum Institute; Council, Int'l Association for Energy Economists; Compa+¦ia Mexicana de Exploraciones; Planning Comm., National University of Mexico.