Yousefvand, Saman, Reza Najarzadeh, Hasan Heidari, and Lotfali Agheli. “Long-Run Trend and Determinants of Terms of Trade of Iran”. International Journal of Economics and Financial Issues 7, no. 2 (May 13, 2017): 714–722. Accessed October 28, 2024. https://mail.econjournals.com/index.php/ijefi/article/view/3654.