Qayyum, Abdul, Wee-Yeap Lau, and Nur Hairani Abd Rahman. “Fiscal Decentralization and Water and Sanitation Provision: Evidence from Pakistan”. Asian Journal of Economic Modelling 13, no. 4 (November 14, 2025): 533–553. Accessed December 8, 2025. https://archive.aessweb.com/index.php/5009/article/view/5692.