List of Articles موقعیت های معاملاتی کوتاه و بلند مدت Open Access Article Abstract Page Full-Text 1 - VaR modeling and back testing of short and long positions according to in Sample and out of Sample: application of family models Fractionally Integrated GARCH Mansour Kashi S. Hassan Hosseyni A. Sadat niyazkhani S. Amin Abdollahi