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Dr Aurelien Portuese

Senior Lecturer in Law
LL.M Programme Lead

Dr Aurelien Portuese

About Research

Tel: 020 8240 2372


Dr. Aurelien Portuese is Senior Lecturer in Law at St Mary’s University London where he teaches EU law, Competition Law, International Economic Law, and supervises Dissertations.

Dr. Aurelien Portuese is also Programme Director of the dual LL.Ms of International & European Business Law and International Business Law with the Institut Catholique de Paris.

Affiliated Scholar of the International Center for Law & Economics, Aurelien is an expert of competition law & economics. He is author of academic journal articles and book chapters on EU law, Law & Economics, and Competition/Antitrust law. He participated in a number of international conferences. He recently organized a Symposium on Antitrust Populism in Leicester, convening world leading scholars.

Visiting Lecturer at King’s College London from 2016 to 2018, Dr. Aurelien Portuese has also been a Visiting Scholar in 2017 at the Centre for Competition Law & Policy of the University of Oxford.

Previously, Dr. Aurelien Portuese have taught at Leicester De Montfort University, Sciences Po Paris, the University of Westminster (London), the University of Opale Coast (‘ULCO‘) at Boulogne-sur-Mer, and the Conservatoire National des Arts et Métiers of Paris.

Aurelien Portuese has passed the Paris Bar Exam and practiced in a commercial law firm in Paris. He then opened a solo law firm at Boulogne-sur-Mer before his full-time positions in academia.



Portuese, A. (2018) When Demotion is Competition: Algorithmic Antitrust Illustrated. Concurrences Review. N°2-2018, ;

Portuese, A. (2018) From Non-Disclosure Agreements to Trades Secrets: Antitrust Implications. European Competition Law Review. Vol.39, pp.274-289;

Portuese, A. (2018) The Case for an Innovation Principle: A Comparative Law and Economics Analysis. Manchester Journal of International Economic Law (in press); 

Portuese, A. (2018) Towards a Meta Cost-Benefit Analysis: The Case of Brexit. The Estey Journal of International Law and Trade Policy. Vol.19 N°8, pp-30-54, ; 

Portuese, A (2018) When Law & Economics Violates the Rule of Law: Three Illustrations. The Rule of Law and Anti-Corruption Center Journal,  Volume 2015:5, ; 

Portuese, A. (2017) Symposium on Google Search (Shopping) Decision ∙ Fine is Only One Click Away, European Competition and Regulatory Law Review. Volume 1, Issue 3, pp. 198 – 203, DOI: ;

Portuese, A. (2015) European Integration. In: Backhaus J. (Ed.) Encyclopedia of Law and Economics: Springer Reference ( Berlin Heidelberg, ;

Portuese, A., Gough, O. and Tanega, J. (2014) The principle of legal certainty as a principle of economic efficiency. European Journal of Law and Economics. Volume 44 p. 131, ;

Portuese, A. (2014) European Regulatory Framework for Money Market Funds. With Professor Ian MacNeil. In: Joseph Tanega and Viktoria Baklanova (Eds.), Money Market Funds in the US and in the EU. Oxford: Oxford University Press, ;

Portuese, A. (2014) The Case for a Principled Approach to Law and Economics: Efficiency Analysis and General Principles of EU Law. In: Mathis, K. ed.Law and Economics in Europe: Foundations and Applications, Springer, pp.275-328, ;

Portuese, A. (2013) Principle of Proportionality and as Principle of Economic Efficiency. European Law Journal. 19 (5), pp.612-635  ;

Portuese, A. (2012) Law and Economics of the European Multilingualism. European Journal of Law and Economics, 34 (2), pp. 279-325,  ;

Portuese, A. (2011) Principle of Subsidiarity as Principle of Economic Efficiency. Columbia Journal of European Law. 17, p. 231 ;

Portuese, A. (2010) A Darwinian Account of the Current European Multilingualism. Revista Portuguesa de Filosofia, T. 66, Fasc. 4, Darwinismo: Vertentes Científica e Religiosa / Darwinism: Scientific and Religious Vertentes (2010), pp. 819-854, .

Academic background

  • PhD in Law, University of Paris II Pantheon-Assas (Sorbonne)

PhD Title: “The Principle of Economic Efficiency in the European Case-Law”, supervised by Professors Louis Vogel and Bruno Deffains

  • MSc in Political Economy, London School of Economics

  • MA in European Affairs, Sciences Po Paris

  • LLM European Master in Law & Economics, Universities of Bologna (Italy), Gent (Belgium), and Hamburg (Germany)

  • Maitrise in EU Law, University of Aix-Marseille

  • Paris Bar Exam

Media contact

Dr. Aurelien Portuese is happy to be contacted by the media for inquiries in the areas of antitrust/competition law and of Law & Economics.

Media enquiries

For media enquiries, please contact our Press Office Team by emailling or calling 020 8240 8262.