A CRITICAL ANALYSIS OF THE GLOBAL OIL FLUCTUATION RATE AND ITS IMPACT ON OPEC COUNTRIES FROM 2010 TO 2021. Journal of Humanities and Social Sciences Research, [S. l.], v. 2, n. 3, 2023. DOI: 10.33687/jhssr.002.03.0223. Disponível em: https://jhssrjournal.com/index.php/journal/article/view/223. Acesso em: 11 may. 2026.