Corporate Governance and Stage-Wise Banking Efficiency: Evidence from a Multi-Layer Two-StageNetwork DEA Framework. Advance Journal of Econometrics and Finance, [S. l.], v. 4, n. 2, p. 652–675, 2026. DOI: 10.63075/jbckhb84. Disponível em: https://www.ajeaf.com/index.php/Journal/article/view/344. Acesso em: 1 jun. 2026.