Muhtaseb, Buthaina M.A., and Hussam-eldin Daoud. “VERTICAL SPECIALIZATION IN THE MIDDLE EAST; EVIDENCE FROM THE IMPORT CONTENT OF EXPORTS*”. European Scientific Journal, ESJ 11, no. 10 (April 29, 2015). Accessed April 16, 2025. https://test.eujournal.org/index.php/esj/article/view/5410.