Case C-56/19 P: Judgment of the Court (Second Chamber) of 10 February 2021 — RFA International LP v European Commission (Appeal — Dumping — Imports of ferro-silicon originating in Russia — Regulation (EC) No 1225/2009 — Article 11(9) and (10) — Rejection of applications for a refund of anti-dumping duties paid — Constructed export price — Assessment as to whether the anti-dumping duties have been reflected in the resale prices and subsequent selling prices in the European Union — Obligation to apply the same methodology as in the investigation which led to the imposition of the anti-dumping duty — Change in circumstances — Deduction of anti-dumping duties paid — Conclusive evidence)