1.
Abdulahad FN. Using Dummy Variables in Improving the Simple Linear Regression Model for the Ratio of Consumption to the National Income in Iraq during the Period (1970-1994). Al-Nahrain J. Sci. [Internet]. 2012 Sep. 1 [cited 2026 May 22];15(3):167-72. Available from: https://anjs.edu.iq/index.php/anjs/article/view/842