M. DE ESCALONA, FRANCISCOFrancisco Muñoz de Escalona has a PhD in Tourism Economics, has been a scientist at the CSIC, Madrid, an international consultant, author of works on the subject and speaker at international conferencesCarlos A. Santovenia is a geographer, professor at the Faculty of Economic Sciences of the National Autonomous University of Nicaragua (UNAN), where he explains the microeconomic vision.