Case C-595/18 P: Judgment of the Court (Second Chamber) of 27 January 2021 — The Goldman Sachs Group Inc. v European Commission, Prysmian SpA, Prysmian Cavi e Sistemi Srl (Appeal — Competition — Agreements, decisions and concerted practices — European market for power cables — Market allocation in connection with projects — Regulation (EC) No 1/2003 — Article 23(2) — Attributability of unlawful conduct of one company to another company — Presumption of actual exercise of decisive influence — Entity controlling 100 % of the voting rights associated with the shares of another company)