Mamajonova Dilafro‘z Turg‘unboy kizi. IMPACT OF MANAGING VARIABLE AND FIXED COSTS ON FIRM PROFITABILITY. eijmr [Internet]. 2026 Jun. 3 [cited 2026 Aug. 20];13(6):151-6. Available from: https://eijmr.org/index.php/eijmr/article/view/7070