Putri ES, Aini AN, Tsabitah NS, Putra BJ. Comparison of Efficiency Principles for Welfare in Islamic and Socialist Economic Systems. JIEP [Internet]. 2025May15 [cited 2025Dec.6];7(4):238-50. Available from: https://ejournal.unida.gontor.ac.id/index.php/JIEP/article/view/12575