SHAHOR, Tal. Is the Marginal Effect of Education on Income Diminishing?. European Journal of Economics and Business Studies, [S. l.], v. 4, n. 2, p. 41–51, 2018. DOI: 10.26417/ejes.v4i2.p41-51. Disponível em: https://revistia.com/index.php/ejes/article/view/2666. Acesso em: 30 nov. 2025.