فهرس المقالات Optimal Cash حرية الوصول المقاله صفحة الملخص نص كامل 1 - Investigating the Asymmetric Models of Cash Holding Adjustment Speed: Dummy Variable, Quadratic and Threshold Regression Models Milad Emamgholipour Archi Seyed Ali Nabavi Chashmi Iman Dadashi Maryam Shafiee Kakhki 10.22034/amfa.2022.1947856.1670