Atheel Al. Jomard, dr. and Al- Qahwachi, N. 2009. Economic Growth and the Estimation of Income Per Capita Convergence Rate among Countries (1990-2002). TANMIYAT AL-RAFIDAIN. 31, 95 (Sep. 2009), 110–128. DOI:https://doi.org/10.33899/tanra.2009.161798.