OGUGUA, S P O. THE RESPONSE OF THE PRODUCTIVITY OF PHARMACEUTICAL FIRMS TO HUMAN CAPITAL INVESTMENT: EVIDENCE FROM NIGERIA. International Research Journal of Accounting, Finance and Banking (IRJAFB), [S. l.], v. 15, n. 8, p. 20–31, 2025. DOI: 10.5281/zenodo.15051281. Disponível em: https://zapjournals.com/Journals/index.php/irjafb/article/view/2177. Acesso em: 24 apr. 2025.