MOHAMMED WAFI ABBAS; ABWALHSNYN MUHSIN JAWDA. Analysis of customer profitability and its role in managing the relationship with the customer to improve sustainable competitive advantage: an applied comparative study between the traditional costing approach and the activity-based costing approach in I. Iraqi Journal for Administrative Sciences, كربلاء، جمهورية العراق, v. 11, n. 46, p. 88–115, 2025. DOI: 10.71207/ijas.v11i46.2901. Disponível em: https://mail.journals.uokerbala.edu.iq/index.php/ijas/article/view/2901. Acesso em: 18 apr. 2026.