SUPRIADI, Agus. Success of Progressive Tax Policies in Reducing Income Inequality. Golden Ratio of Taxation Studies, [S. l.], v. 3, n. 2, p. 76–86, 2023. DOI: 10.52970/grts.v3i2.632. Disponível em: https://goldenratio.id/index.php/grts/article/view/632. Acesso em: 18 apr. 2026.