TY - JOUR AU - Khani masuom abadi, Zabihallah AU - Rajabdorri, Hossein AU - motamed, sara TI - The relationship between different levels of management ownership, free floatation, stock return volatility and age of the company with stock prices synchronization JO - Financial Engineering and Portfolio Management VL - 9 IS - 37 SP - 299 EP - 320 PY - 2018 DO - ER -