2020-12-11 Mastercard v Merricks [2020] UKSC 51 competitionbulletin.com www.cov.com www.shearman.com Merricks judgement marks a turning point for UK opt-out collective actions | Competition Policy blog https://iclg.com/cdr/litigation/15293-clarity-for-consumer-claims-but-mastercard-fight-continues https://www.cov.com/-/media/files/corporate/publications/2021/01/top-court-mastercard-ruling-lowers-bar-for-uk-class-suits.pdf 原告ウェブサイト Merricks v. Mastercard - Home UK民事訴訟Update (2020年5月現在) Competition Litigation Update | Shearman & Sterling