Product Substitutability in Defining the Relevant Market and Expert Evidence: Comments on the Judgment of the Polish Supreme Court of 29 July 2020 (I NSK 8/19)

In one of the court proceedings concerning a cassation appeal, brought against the decision of the President of the Office of Competition and Consumer Protection (UOKiK), the Polish Supreme Court expressed in its judgment of 29 July 2020 (I NSK 8/19) a view on the role of expert evidence in the defi...

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Main Author: Rafał R. Wasilewski
Format: Article
Language:English
Published: University of Warsaw 2021-12-01
Series:Yearbook of Antitrust and Regulatory Studies
Subjects:
Online Access:https://yars.wz.uw.edu.pl/images/yars2021_14_24/YARS_1424_10Wasilewski.pdf
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author Rafał R. Wasilewski
author_facet Rafał R. Wasilewski
author_sort Rafał R. Wasilewski
collection DOAJ
description In one of the court proceedings concerning a cassation appeal, brought against the decision of the President of the Office of Competition and Consumer Protection (UOKiK), the Polish Supreme Court expressed in its judgment of 29 July 2020 (I NSK 8/19) a view on the role of expert evidence in the definition of the relevant market, and more specifically, in the determination of product substitutability. By dismissing the corporate applicant’s cassation appeal, the Court stated that admission of expert evidence was not necessary, given that the substitutability of products is decided mainly by customer adoption and not their chemical composition. This article aims to present the arguments cited to this end by the Supreme Court and to analyze them through the prism of defining the relevant market and the specificity of expert evidence in determining the boundaries of the relevant market for the purposes of applying competition law.
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spelling doaj.art-13523634b313401fb37d50d2d9aa92b52022-12-22T04:40:01ZengUniversity of WarsawYearbook of Antitrust and Regulatory Studies1689-90242545-01152021-12-01142417718610.7172/1689-9024.YARS.2021.14.24.8Product Substitutability in Defining the Relevant Market and Expert Evidence: Comments on the Judgment of the Polish Supreme Court of 29 July 2020 (I NSK 8/19)Rafał R. Wasilewski0https://orcid.org/0000-0003-1004-8975affiliated with the Faculty of Law and Administration at University of Szczecin, attorney-at-law at Kancelaria Radcy Prawnego dr Rafał R. WasilewskiIn one of the court proceedings concerning a cassation appeal, brought against the decision of the President of the Office of Competition and Consumer Protection (UOKiK), the Polish Supreme Court expressed in its judgment of 29 July 2020 (I NSK 8/19) a view on the role of expert evidence in the definition of the relevant market, and more specifically, in the determination of product substitutability. By dismissing the corporate applicant’s cassation appeal, the Court stated that admission of expert evidence was not necessary, given that the substitutability of products is decided mainly by customer adoption and not their chemical composition. This article aims to present the arguments cited to this end by the Supreme Court and to analyze them through the prism of defining the relevant market and the specificity of expert evidence in determining the boundaries of the relevant market for the purposes of applying competition law.https://yars.wz.uw.edu.pl/images/yars2021_14_24/YARS_1424_10Wasilewski.pdfrelevant marketrelevant product marketsubstitutabilityexpert evidencecourt proceedings
spellingShingle Rafał R. Wasilewski
Product Substitutability in Defining the Relevant Market and Expert Evidence: Comments on the Judgment of the Polish Supreme Court of 29 July 2020 (I NSK 8/19)
Yearbook of Antitrust and Regulatory Studies
relevant market
relevant product market
substitutability
expert evidence
court proceedings
title Product Substitutability in Defining the Relevant Market and Expert Evidence: Comments on the Judgment of the Polish Supreme Court of 29 July 2020 (I NSK 8/19)
title_full Product Substitutability in Defining the Relevant Market and Expert Evidence: Comments on the Judgment of the Polish Supreme Court of 29 July 2020 (I NSK 8/19)
title_fullStr Product Substitutability in Defining the Relevant Market and Expert Evidence: Comments on the Judgment of the Polish Supreme Court of 29 July 2020 (I NSK 8/19)
title_full_unstemmed Product Substitutability in Defining the Relevant Market and Expert Evidence: Comments on the Judgment of the Polish Supreme Court of 29 July 2020 (I NSK 8/19)
title_short Product Substitutability in Defining the Relevant Market and Expert Evidence: Comments on the Judgment of the Polish Supreme Court of 29 July 2020 (I NSK 8/19)
title_sort product substitutability in defining the relevant market and expert evidence comments on the judgment of the polish supreme court of 29 july 2020 i nsk 8 19
topic relevant market
relevant product market
substitutability
expert evidence
court proceedings
url https://yars.wz.uw.edu.pl/images/yars2021_14_24/YARS_1424_10Wasilewski.pdf
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