Autoridade da Concorrência

Boletim Mensal

• Boletim Mensal 02/2010 - Estatísticas de Combustíveis Líquidos
  
  

• Boletim Mensal 01/2010 - Estatísticas de Combustíveis Líquidos
  
  

• Boletim Mensal 04/2009 - Estatísticas de Combustíveis Líquidos
  
  

• Boletim Mensal 03/2009 - Estatísticas de Combustíveis Líquidos
  
  

• Boletim Mensal 02/2009 - Estatísticas de Combustíveis Líquidos
  
  

• Boletim Mensal 01/2009 - Estatísticas de Combustíveis Líquidos
  
  

Outras Publicações

• Relações Comerciais entre a Grande Distribuição Agro-Alimentar e os seus Fornecedores - Relatório Preliminar
  
  

• Mobilidade no Sector da Banca a Retalho em Portugal
  
  

• Relatório Anual de Acompanhamento dos Mercados de Comunicações Electrónicas 2008
  
  

• Relatório sobre a formação dos preços grossistas da energia eléctrica em Portugal no segundo semestre de 2007
  
  

• Análise Aprofundada sobre os Sectores dos Combustíveis Líquidos e do Gás Engarrafado em Portugal - Relatório Final
  AdC
  

• Relatório Intercalar sobre os Sectores dos Combustíveis Líquidos e do Gás Engarrafado em Portugal
  AdC
  

• Relatório sobre Mercados de Combustíveis
  AdC
  

• A regulação da farmácia no contexto nacional e europeu
  AdC
  

• II Relatório de Acompanhamento dos Mercados de Comunicações Electrónicas
  AdC
  

• Cost and Demand Characteristics of Portuguese Telecom Sector, by William Greene, New York University
  William Greene, Universidade de Nova Iorque
  

• Public Policy Issues for the Portuguese Telecom and Cable TV sector, by Nicholas Economides, New York University
  Nicholas Economides, Universidade de Nova Iorque
  

• Roundtable on Ensuring Access to Key Capacity for New Entrants - Portugal
  AdC
  

• Estudo sobre “A situação Concorrencial no Sector das Farmácias”
  Centro de Estudos de Gestão e Economia Aplicada da Universidade Católica Portuguesa
  

• A Comparative Overview of the Progress Achieved to Date in the Construction of the EC Internal Energy Market
  João Lopes e João E. Gata, Autoridade da Concorrência
  

• Market Power and Efficiency in Cards Payment Systems: A Comment on Rochet and Tirole
  Luis Cabral, Universidade de Nova Iorque
  

• Estudo sobre o mercado de Banda Larga em Portugal
  Arthur D. Little
  

• I Relatório de Acompanhamento dos Mercados de Comunicações Electrónicas
  AdC
  

• A Primer on Payment Cards
  Jean-Charles Rochet and Jean Tirole, IDEI, Toulouse
  

• Comunicação da Autoridade para a reunião da Comissão Europeia “Energy Day”, Bruxelas, 21 Setembro 2004
  AdC
  

• Study on Electricity and Gas Markets in Portugal - Final Report
  Cambridge Economic Policy Associates (CEPA)
  

• Relatório sobre Obrigações Serviço Universal: relatório para a OCDE
  AdC
  

Working Papers

• WP nº 38 Bundled Discounts by Independent Producers of Vertically Differentiated Goods
  by Duarte Brito and Hélder Vasconcelos
  

• WP nº 37 Asymmetries in the adjustment of motor diesel and gasoline pump prices in Europe
  by Jorge Rodrigues
  

• WP nº36 A Simple Nonparametric Estimator for the Distribution of Random Coefficients in Discrete Choice Models
  by Patrick Bajari, Jeremy T. Fox, Kyoo il Kim and Stephen Ryan
  

• WP nº35 Incentives to Invest and to Give Access to Non-Regulated Next Generation Networks
  by Duarte Brito, Pedro Pereira and João Vareda
  

• WP nº34 Can Two-Part Tariffs Promote Efficient Investment on Next Generation Networks?
  by Duarte Brito, Pedro Pereira and João Vareda
  

• WP nº 33 Sustaining Collusion in Growing Markets
  by Helder Vasconcelos
  

• WP nº 32 Duopoly Competition with Common Shareholders
  by Duarte Brito, Luís Cabral, Helder Vasconcelos
  

• WP nº 31 Unbundling and Incumbent Investment in Quality Upgrades and Cost Reduction
  by João Vareda
  

• WP nº 30 Access Regulation under Asymmetric Information about Demand
  By João Vareda
  

• WP nº 29 The race for telecoms infrastructure investment with bypass: Can access regulation achieve the first best?
  by João Vareda and Steffen Hoernig
  

• WP nº 28 Asymmetric Collusion and Merger Policy
  by Mattias Ganslandt, Lars Persson and Helder Vasconcelos
  

• WP nº 27 The Complementarity between Calls and Messages in Mobile Telephony
  by Lukasz Grzybowski and Pedro Pereira
  

• WP nº 26 The Consumer Loss of the Minimum Duration for Mobile Telephone Calls
  by Lukasz Grzybowski and Pedro Pereira
  

• WP nº 25 Product Differentiation when Competing with the Suppliers of Bottleneck Inputs
  by Duarte Brito and Pedro Pereira
  

• WP nº 24 Dynamic price competition with capacity constraints and strategic buyers
  by Gary Biglaiser and Nikolaos Vettas
  

• WP nº 23 The Impact of Cost-Reduction R&D Spillovers on the Ergodic Distribution of Market Structures
  by Cristopher A. Laincz and Ana Rodrigues
  

• WP nº 22 Dynamic Price Competition with Network Effects
  by Luís Cabral
  

• WP nº 21 The Welfare Impact of Competition in Fixed Telephony
  by Toker Doganoglu and Pedro Pereira
  

• WP nº 20 Bias and Size Effects of Price-Comparison Search Engines: Theory and Experimental Evidence
  by Aurora García-Gallego, Nikolaos Georgantzís, Pedro Pereira and José C. Pernías-Cerrillo
  

• WP nº 19 Are Sunk Cost a Barrier to Entry?
  by Luis Cabral and Thomas Ross
  

• WP nº 18 Quality Upgrades and the (loss) of Market Power in a Dynamic Monopoly Model
  by James J. Anton and Gary Biglaiser
  

• WP nº 17 The Impact on Broadband Access to the Internet of the Dual Ownership of Telephone and Cable Networks
  by Pedro Pereira and Tiago Ribeiro
  

• WP nº 16 Access to Bottleneck Inputs under Oligopoly: a Prisoners´ Dilemma?
  by Duarte Brito and Pedro Pereira
  

• WP nº 15 Mobile Virtual Network Operators: Beyond the Hyperbolae
  by Duarte Brito and Pedro Pereira
  

• WP nº 14 Buyer power and pass-through of large retailing groups in the Portuguese food sector
  by Jorge Rodrigues
  

• WP nº 13 On the Diffusion of Electronic Commerce
  by Emin M. Dinlersoz and Pedro Pereira
  

• WP nº 12 Moonlighting: Public Service and Private Practice
  by Gary Biglaiser and Ching-to Albert Ma
  

• WP nº 11 Investment and Welfare Implications of the Ownership Structure of Overlapping Network
  by Duarte Brito and Pedro Pereira
  

• WP nº 10 Merger stability in a three firm game
  by Duarte Brito and João Gata
  

• WP nº 09 Ownership Structure of Cable Network and Competition in Local Access
  by Duarte Brito and Pedro Pereira
  

• WP nº 08 The Diffusion of Cellular Telephony in Portugal before UMTS: A Time Series Approach
  by Philippe Gagnepain and Pedro Pereira
  

• WP nº 07 Study on Competition Policy in the Portuguese Insurance Sector: Econometric Measurement of Unilateral Effects in the CAIXA/BCP-Merger Case
  by Christian Gollier and Marc Ivaldi
  

• WP nº 06 Does Microsoft Stifle Innovation? Dominant Firms, Imitation and R&D Incentives
  by Luis Cabral and Ben Polak
  

• WP nº 05 Entry, Costs Reduction, and Competition in the Portuguese Telephony Industry
  by Philippe Gagnepain and Pedro Pereira
  

• WP nº 04 Do Lower Search Costs Reduce Prices and Price Dispersion?
  by Pedro Pereira
  

• WP nº 03 Multiplicity of Equilibria in Search Markets with Free Entry and Exit
  by Pedro Pereira
  

• WP nº 02 Some Implications of Search Costs for the Price Dynamics of Electronic Markets
  by Pedro Pereira
  

• WP nº 01 Should Alternative Mergers be Considered by Antitrust Authorities?
  by Duarte Brito
  

Relatórios Anuais

• Relatório de Actividades 2008
  
  

• Plano de Actividades para 2009
  
  

• Relatório de Actividades 2007
  
  

• Relatório de Actividades 2006
  
  

• Resumo do Plano de Actividades para 2006
  
  

• Relatório de Actividades 2004
  
  

• Relatório de Actividades 2003
  
  

• Relatório de Actividades sobre Concorrência em 2002: relatório à OCDE
  
  

• Relatório Anual à OCDE sobre Política da Concorrência (Julho 2005-Junho 2006)