Show Summary Details
Page of

(p. 97) 3. Market Power, Market Definition, and Barriers to Entry 

(p. 97) 3. Market Power, Market Definition, and Barriers to Entry
(p. 97) 3. Market Power, Market Definition, and Barriers to Entry

Alison Jones

, Brenda Sufrin

, and Niamh Dunne

Page of

PRINTED FROM OXFORD LAW TROVE ( © Oxford University Press, 2018. All Rights Reserved. Under the terms of the licence agreement, an individual user may print out a PDF of a single chapter of a title in Oxford Law Trove for personal use (for details see Privacy Policy and Legal Notice).

date: 25 February 2021

Market power is a central concept in EU competition law. This chapter considers what is meant by market power and how it is assessed in EU law using market definition and barriers to entry analysis. It discusses how markets are defined in EU law by looking at demand substitution, supply substitution, and potential competition. It explains that markets may have both a product and a geographic dimension. The chapter examines the Commission Notice on the definition of the relevant market, the decisional practice of the Commission, and the case law of the EU Courts on market definition, and it discusses what tests may be employed in the definition of markets, particularly the SSNIP test. The chapter then considers how the power of a firm on a market is affected by barriers to entry. It discusses the definition of a barrier to entry and considers barriers to entry such as sunk costs, structural barriers, and strategic barriers,

Access to the complete content on Law Trove requires a subscription or purchase. Public users are able to search the site and view the abstracts and keywords for each book and chapter without a subscription.

Please subscribe or login to access full text content.

If you have purchased a print title that contains an access code, please see the information provided with the code or instructions printed within the title for information about how to register your code.

For questions on access or troubleshooting, please check our FAQs, and if you can't find the answer there, please contact us.