TY - JOUR T1 - Predict the Stock price crash risk by using firefly algorithm and comparison with regression JF - Advances in Mathematical Finance and Application (AMFA) Y1 - 2018, LA - EN LK - ensani.ir VL - 2018, IS - 2 UR - http://ensani.ir/fa/article/387269 SP - 43 EP - 58 ID - 387269 AU - سروه فرزاد AU - اسفندیار ملکیان AU - حسین فخاری AU - جمال قاسمی KW - Cumulative motion of particle algorithms KW - Firefly algorithm KW - feature selection KW - stock price Crash risk ER -