LISTRI HERLINA. The DuPont System Re-examined: Operating Efficiency, Asset Productivity, and Earnings Growth in Indonesia’s Capital-Intensive Public Utility Sector. Journal Of Economic Cluster , [S. l.], v. 3, n. 1, p. 121–134, 2026. Disponível em: https://erapublikasi.id/jurnal.erapublikasi.id/JoEC/article/view/2627. Acesso em: 7 oct. 2026.