Daoud, K. A. A.; Al-Sraheen, D. A.-D. O.; Aleqab, M. M. Does CEO Duality and Family Ownership Concentration Hinder the Effectiveness of the Corporate Board of Directors in Jordanian Service Firms? JEAM 2026, 6 (2), 95-104. https://doi.org/10.5890/JEAM.2018.06.001.