Taha, Hussam Aldeen, and Hasan Zidan Khalaf. “Measurement and Analysis of Total Local Production Effect on Investment Spending in Iraq from 1990-2018”. Journal of Business and Management Studies 3, no. 2 (August 1, 2021): 68–74. Accessed April 19, 2024. https://al-kindipublisher.com/index.php/jbms/article/view/1977.