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SAVDO, YASHASH VA OVQATLANISH BO‘YICHA XIZMATLAR SOHASIDA YARATILGAN QO’SHILGAN QIYMAT HAJMINI EKONOMETRIK MODELLASHTIRISH. JUSR. 2024;2(4):195-205. Accessed March 29, 2025. https://universalpublishings.com/index.php/jusr/article/view/5263