1999 UNAM strike cents in the 1993 currency revaluation); the amount is specified in the University bylaws, and changing it requires action by the University Council (a legislative body that comprises representatives of the faculty and students, and all directors of schools, faculties, and institutes). By 1999, inflation and the exchange rate meant that tuition amounted to about 0.02 US dollars. The quality of education of the UNAM, alma mater of several Latin American presidents had decayed since its glory days. At the time, UNAM had a budget of about one thousand million dollars, of which 90% was provided by the federal government.
Enrique Leff etc. Enrique Leff Enrique Leff (born Mexico, 1946) is a Mexican economist, who defines himself today as an environmental sociologist and environmentalist. He has written 25 books and 180 articles on political ecology, environmental sociology, environmental economics, environmental epistemology and environmental education. He is regarded as one of the key environmental thinkers in Latin America. After a degree in chemical engineering from UNAM (Universidad Nacional Autónoma de México) in 1968. Leff graduated with a Doctorat de Troisième Cycle in development economics from the École Pratique des Hautes Études, Paris, in 1975. Leff lectured at UNAM (Universidad Nacional Autónoma de México)