TY - JOUR AU - پرتوی, پارسا AU - صراف, فاطمه AU - بشارت پور, فاطمه TI - The Effect of Free Cash Flow on the Efficacy of Investment Using Panel Generalized Moment Regressions (GMM) JO - Financial Accounting and Auditing Research VL - 13 IS - 50 SP - 33 EP - 54 PY - 2021 DO - ER -