National Telecom Regulatory Authority of Egypt (NTRA) and Northumbria University

NERA Economic Consulting, University of Colorado at Boulder - College of Engineering and Applied Science, Complutense University of Madrid - Facultad de Económicas y Empresariales, Independent Consultant, Montreal Economic Institute, University of Calgary - Department of Economics, Technology Policy Institute, International Center for Law & Economics (ICLE), Victoria University of Wellington, Massachusetts Institute of Technology (MIT) - Department of Economics, University of Pennsylvania Law School, University of Florida - Warrington College of Business Administration, Public Utility Research Center, Korea University, Aalborg University, Southern Illinois University Edwardsville, Boston College - Law School, International Center for Law & Economics (ICLE), University of South Africa (UNISA), Temple University - Department of Economics, Serentschy Advisory Services, University of Arizona - Eller College of Management, Kansas State University - Department of Economics, Northumbria University and Hong Kong University of Science and Technology