Nkiru, Onyeogubalu Ogochukwu, and Akwuobi Bridget Udekwesili. “Firm Cost Level and Shareholder Wealth Among Listed Healthcare Firms in Nigeria”. International Journal of Financial, Accounting, and Management 8, no. 1 (June 10, 2026): 135–149. Accessed July 28, 2026. https://goodwoodpub.com/index.php/ijfam/article/view/3971.