Representation of Omitted Variable Bias with the Total Derivative Method. Contemporary Mathematics , [S. l.], v. 5, n. 1, p. 492–505, 2024. DOI: 10.37256/cm.5120243135. Disponível em: https://ojs353.mebyme.cn/index.php/CM/article/view/3135. Acesso em: 24 dec. 2025.