GONCHAR, Olga; MOROZ, Serhii. MARKET CONCENTRATION AND PRICE DISCRIMINATION IN THE ENERGY SECTOR OF UKRAINE. Herald of Khmelnytskyi National University. Economic sciences, [S. l.], v. 354, n. 3, p. 437–444, 2026. DOI: 10.31891/2307-5740-2026-354-61. Disponível em: https://heraldes.khmnu.edu.ua/index.php/heraldes/article/view/2862. Acesso em: 13 nov. 2026.