Analysis of the Concept of Khidmat and Community Welfare in Abu Ubaid’s Economic Thought: Its Relevance to Modern Fiscal Policy. H-Econexus: Economics, Business and Banking Research Journal, [S. l.], v. 1, n. 01, 2026. DOI: 10.67429/a1rvy875. Disponível em: https://jurnal.haizumsaintek.com/index.php/econexus/article/view/35. Acesso em: 25 jul. 2026.