Databases

• European Commission - Competition
  Website from the DG Competition with news, documents, cases and legislation in the policy areas antitrust, cartel, mergers and state aid.
• Kluwer Competition Law
  Online resource for EU and international competition law research. Contains commentaries, books, journals and annual reports.
• Nexis Uni
  Database contains international law reviews and journals, case law, legal news, statutes and legislation, administrative codes and regulations, directories.

Journals

• Common Market Law Review
• Competition and Regulation in Network Industries
• EC Competition Law Reporter
• European Competition and Regulatory Law Review (CoRe)
• European Competition Journal
• European Competition Law Review 
• European Journal of Risk Regulation
• European Review of Contract Law
• European State Aid Law Quarterly (EStAL)
• Journal of Anti-Trust Enforcement
• Journal of Competition Law and Economics
• Journal of Consumer Policy
• Journal of European Competition Law & Practice
• Markt & Mededinging
• Nederlands Tijdschrift voor Europees Recht (NtER)
• Regulation & Governance
• Tijdschrift voor Europees en economisch recht (SEW)
• Tijdschrift voor Staatssteun
• World Competition

See also the additional list of journals under Competition law and the guide Legal literature - articles and journals.

(Text)books

• Competition Law / R. Whish & D. Bailey (10th ed. 2021)
• Competition law as regulation / ed. J. Drexl (2015)
• Competition policy: theory and practice / M. Motta (2004)
• The concept of state aid under EU law: from internal market to competition and beyond / J. J. Piernas Lópe (2015)
• Courts, regulators, and the scrutiny of economic evidence / D. Mantzari (2022)
• The criminalization of European cartel enforcement: theoretical, legal, and practical challenges / P. Whelan et al. (2014)
• EU competition law, volume II: mergers and acquisitions / C. Jones, L. Weinert (2nd ed. 2021)
• EU competition law: an analytical guide to the leading cases / A. Ezrachi (7th ed. 2021)
• EU competition law: text, cases, and materials / A. Jones (8th ed. 2023)
• European Union law of state aid / K. Bacon (3rd ed. 2017)
• Faull & Nikpay: the EU law of competition / ed. J. Faull  (3rd ed. 2014)
• Handbook of competition in banking and finance / ed. J. A. Bikker, L. Spierdijk (2017)
• Handbook of European competition law: substantive aspects (Vol. I) / ed. by I. Lianos, D. Geradin (2013)
• Handbook of European competition law: enforcement and procedure (Vol. II) / ed. I. Lianos and D. Geradin (2013)
• The images of the consumer in EU law: legislation, free movement and competition law / ed. D. Leczykiewicz and S. Weatherill (2016)
• The internal market as a legal concept / S. Weatherill (2017)
• The law and politics of global competition: influence and legitimacy in the International Competition Network / C. Townley, M. Guidi, M. Tavares (2022)
• Mededingingsrecht in de EU en Nederland / J.W. van de Gronden (2017)
• Research handbook on the law of the EU’s internal market / ed. P. Koutrakos (2017)
• Research handbook on European state aid law / L. Hancher, J.J.Piernas López (2021)

Case law

• Autoriteit Consument & Markt (ACM) - Uitspraken / Court rulings
• Directory of EU Case Law on Competition / R. Barents  (2nd ed. 2017)
• Directory of EU Case Law on State Aids / R. Barents (4th ed. 2022)
• European Commission - Competition: competition cases database
• European Commission - Competition: national court cases database
• EU competition law: an analytical guide to the leading cases / A. Ezrachi (7th ed. 2021)
• Rechtspraak.nl - Zoeken in uitspraken (selecteer Civiel recht - Mededingingsrecht)

Commentaries

• Agreement on the European Economic Area: a commentary / ed. F. Arnesen a.o. (2018)
• EU public procurement law, Brussels commentary / ed. M. Steinicke, P. L. Vesterdorf (2018)
• Smit & Herzog on the law of the European Union / Center for International Legal Studies (last updated: Nov. 2016)

Official documents, legislation and treaties

• Autoriteit Consument & Markt (ACM) - Regelgeving / Regulations
• EUR-Lex - Access to European Union Law
• European Commission - Competition (see policy areas)
• Nederlands mededingingsrecht: teksten en citaten / red.  I.W. Verloren van Themaat,  B.M.M. Reuder (3e dr. 2015)

Weblogs

• Chillin'Competition
• How to Crack a Nut
• Recent developments in European Consumer Law
• StateAidHub

Miscellaneous

• Autoriteit Consument & Markt
• College of Europe - Global Competition Law Centre
• OECD - Competition
• UNCTAD - Competition and consumer protection

Materials on International Competition Law

• The emerging principles of international competition law / Chr. Noonan (2008)
• ICN - International Competition Network
• International Enforcement of ASEAN Competition Law / D. L. Y Siadari and K. Arai - Journal of European Competition Law & Practice (2018)
• Landmark cases in competition law: around the world in fourteen stories / ed. B. Rodger (2013)
• More Than a Cookie Cutter: the Global Influence of European Competition Law / M. Pollard - Journal of European Competition Law & Practice (2014)
• Regional Competition Law Agreements: An Important Step For Antitrust Enforcement / M. S. Gal - University of Toronto Law Journal (2010)
• Research handbook on international competition law / ed. A. Ezrachi (2012)