@article{ author = {Malekian, Esfandiar, fakhari, hossin, ghasemi, jamal, Farzad, Sarveh}, title = {Predict the risk of falling stock prices by using meta-innovative methods (Cumulative particle motion optimization algorithm) and comparison with logistic regression}, journal = {Financial Engineering and Portfolio Management}, year = {2018}, volume = {9}, number = {36}, pages = {225-250}, doi = {} }