فهرس المقالات Minimal Entropy Martingale Measure حرية الوصول المقاله صفحة الملخص نص كامل 1 - Risk measurement and Implied volatility under Minimal Entropy Martingale Measure for Levy process Maryam Tahmasebi Gholam Hossein Yari 10.22034/amfa.2020.674944