SAMAR NAWAZ, ARSHAD AZIZ, KHALID ZAMAN. Impact of trade factors on economic growth: seemingly unrelated regression model. European Economic Letters (EEL), [S. l.], v. 3, n. 2, p. 46–50, 2014. DOI: 10.52783/eel.v3i2.28. Disponível em: https://eelet.org.uk/index.php/journal/article/view/28. Acesso em: 22 oct. 2025.