Ardizatul Nasri, K. and Afifi, M. 2026. Economic Valuation of Pantai Duduk: A Willingness to Pay (WTP) Analysis Using the Contingent Valuation Method (CVM) for Tourism Facilities Improvement. Al-Kharaj: Journal of Islamic Economic and Business. 8, 4 (Nov. 2026). DOI:https://doi.org/10.24256/kharaj.v8i4.12944.