Dr. Mike Walker has been the Chief Economic Adviser at the Competition and Markets Authority (CMA) since September 2013. His previous roles include being Vice President at Charles River Associates in London and Brussels, Director of Competition Policy at London Economics, a Senior Regulatory Economist with British Telecom and a Senior Associate at Lexecon Ltd. in London and Brussels. He is the co-author of The Economics of EU Competition Law (Sweet & Maxwell, third edition, 2009) and a number of published articles. He is a Professor at the College of Europe in Bruges and a Visiting Fellow at Kings College, London.
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When is a margin squeeze not an abuse ?* On 20 June 2013 Ofcom closed its long-running investigation of BT’s pricing of its Wholesale Calls product with a “no grounds for action” decision. The investigation, which commenced in August 2008, focused on allegations of margin squeeze made by THUS (...)
Une entrevue avec Cristina Caffarra, Vice President, Head of European Competition Practice, Charles River Associates International, Londres. Avec la participation de Rupprecht Podszun, Professeur, Heinrich Heine University, Düsseldorf ; Pierre Régibeau, Chief Economist, DG Competition, Bruxelles (...)
This set of three papers discuss the failing firm defence. The first paper outlines the evidential foundations for considering a failing firm counterfactual, using three case studies to illustrate the evidence which can be used and the analysis which can be carried out to inform the judgments (...)