TY - JOUR AU - Miri, Sanaz AU - Mohammadi, Teimur AU - Ghaffari, Farhad TI - Analyze of the dynamics of optimal hedge ratio in the gold coin market: MS-DCC approach JO - Financial Knowledge of Securities Analysis VL - 13 IS - 45 SP - 131 EP - 146 PY - 2020 DO - ER -