Fitriyanti, Eka, Ayu Wulandari, Izma Fahria, and Suud Karimullah. 2025. “ANALYSIS OF THE LERNER INDEX OF THE HALAL FOOD INDUSTRY IN BANGKA BELITUNG FROM THE PERSPECTIVE OF IBN KHALDUN’S PRICE CONCEPT”. ASY SYAR’IYYAH: JURNAL ILMU SYARI’AH DAN PERBANKAN ISLAM 10 (1), 1-23. https://doi.org/10.32923/asy.v10i1.5101.