Hélène Bourguignon is a Senior Managing Consultant with MAPP (Paris office). Since joining MAPP in 2014, she has been involved in antitrust and merger cases in a wide range of industries including building materials, consumer goods, pharmaceutical, and online platforms. Hélène has worked at the Conseil de la concurrence and the Autorité de la concurrence, first as an Antitrust Case Handler then as a Merger Case Handler. During this period, she has taken part in several competition policy debates, including the review of the Merger Control Guidelines. From 2012 to 2014, she joined the Strategy Department of La Banque Postale where she worked on means of payment and, in particular, on interchange fees. Hélène is graduated from the Ecole Nationale de la Statistique et de l’Administration Economique (ENSAE) and received a Ph.D. in Economics from the Université Paris I Panthéon-Sorbonne and the CREST-LEI (France). She has co-authored several articles published in academic journals.
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This article deals with the weighted share of stores method, a new tool in merger control developed by the Competition & Markets Authority and recently employed by the French Competition Authority. After a summary of its framework and features, the authors review the two competition (...)
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This article provides an insight on a recently developed economic tool : vGUPPIs (vertical Gross Upward Pricing Pressure Indexes), and on how it might be valuable for competition practitioners. After first reminding the principle of GUPPIs in horizontal mergers and the wide use competition (...)
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