João Leitão Universidade da Beira Interior   Departamento de Gestão e Economia Estrada do Sineiro Covilhã, 6200 209 Portugal   jleitao@ubi.pt   http://www.dge.ubi.pt/jleitao/   Biographical Sketch: Current Position: - Assistant Professor at Universidade da Beira Interior (Covilhã, Portugal). Academic Background: - Doctor in Economics - Universidade da Beira Interior (UBI) - (2004) - Thesis: Strategies of Vertical Integration and Price Discrimination in the Cable Television Services in Portugal - On line Version at Eumed (in Portuguese, and Spanish). - MA in Economics - (UBI) - (1999) - Dissertation: Advertising and Industrial Concentration in the Clothing Industry in Portugal - Graduated in Business - (UBI) - (1997) Editorial Boards: - New Economics Papers (NEP) - United Kingdom - Revista Portuguesa e Brasileira de Gestão - Portugal and Brazil - Revista de Gestão e Economia - Portugal - International Review on Public and Non Profit Marketing - Spain - South African Journal of Information Management (SAJIM) - South Africa   Primary Research Focus: Economics of Networks   JEL Areas: D0 : Microeconomics: General L0 : Industrial Organization: General