Mike Walker

British Competition Authority - CMA (London)
Chief Economic Adviser

Dr. Mike Walker was appointed Chief Economic Adviser at the Competition and Markets Authority (CMA) on 11 September 2013. As a member of the Senior Executive Team and a central adviser to the Board, Dr. Walker plays an important role in the development of the new organisation. 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 the Visiting Professor of Competition Economics at Loughborough University, a Visiting Fellow at Kings College, London, and the Course Director for the Masters/Diploma in Competition Economics at Kings College, London.

Linked authors

British Competition Authority - CMA (London)
AlixPartners (Chicago)
Cornerstone Research (London)
OECD - Competition Division (Paris)
Skadden, Arps, Slate, Meagher & Flom (Brussels)
Fordham Competition Law Institute - FCLI (New York)
European Commission (Brussels)
Liedekerke Wolters Waelbroeck Kirkpatrick (Brussels)


Mike Walker (CMA)
Mike Walker 26 September 2019 Brussels
Mike Walker (Competition and Markets Authority)
Mike Walker 17 May 2018 London


105 Bulletin

Geoff Edwards, Mike Walker The UK Office of Communications (Ofcom) dismisses case in pricing wholesale calls and distinguishes between technical margin squeeze and abuse of dominance (Thus / Gama Telecom / BT)


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 plc (...)

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