Hesham Ibrahim, Mohamed, and Asmaa Ghalib Jaber. “ The Use of the Regression Tree and the Support Vector Machine in the Classification of the Iraqi Stock Exchange for the Period 2019-2020”. Journal of Economics and Administrative Sciences, vol. 28, no. 132, June 2022, pp. 74-87, https://doi.org/10.33095/jeas.v28i132.2273.