EDUCATIONAL EQUITY IN FINLAND: THE INFLUENCE OF PRIVATE SCHOOLS ON STUDENT ACHIEVEMENT BASED ON PISA RESULTS. International Journal of Innovative Technologies in Social Science, [S. l.], n. 1(45), 2025. DOI: 10.31435/ijitss.1(45).2025.3227. Disponível em: https://rspublisher.org/index.php/ijitss/article/view/3227. Acesso em: 17 mar. 2026.