UGWU, E. C.; EKEMEZIE, E. BRAIN DRAIN AND LABOUR OUTPUT IN NIGERIA: AN ECONOMETRIC APPROACH. JOURNAL OF ECONOMICS AND ALLIED RESEARCH, [S. l.], v. 3, n. 1, p. 104–115, 2019. Disponível em: https://jearecons.com/index.php/jearecons/article/view/25. Acesso em: 22 aug. 2025.