SAMI, Saafi; RIDHA, Nouira. Re-Examining the Relationship Between Export Upgrading and Economic Growth: Is there a Threshold Effect?. The Economic and Social Review, [S. l.], v. 49, n. 4, Winter, p. 437–454, 2018. Disponível em: https://diamondirelandpress.ie/index.php/esr/article/view/1031. Acesso em: 19 feb. 2026.