Sadaf Iqbal, Professor.Dr. Muhammad Naveed and Dr. Waheed Ullah (2026) “DOES LIQUIDITY IMPROVE THE CARHART FOUR-FACTOR MODEL? EVIDENCE FROM THE PAKISTAN STOCK EXCHANGE”, Journal for Social Science Studies, 4(2), pp. 01–08. Available at: https://journalofsocialscience.com/index.php/Journal/article/view/59 (Accessed: 27 July 2026).