THE EFFECTS OF COVID-19 IN THE FOREIGN TRADE OF ECUADOR: Códigos JEL: F10, F13, F17, F19. Revista de la Facultad de Ciencias Económicas, [S. l.], v. 4, n. 4, p. 30–54, 2022. DOI: 10.53591/fce.v4i4.1851. Disponível em: https://revistas.ug.edu.ec/index.php/fce/article/view/883. Acesso em: 5 dec. 2025.