“Using The Error Correction Model-ECM to study the impact of the parallel exchange rate on the trade balance in Syria - an econometric investigation during (2012-2018)”. (2021) Damascus University Journal for the economic and Political sciences, 37(3). Available at: https://journal.damascusuniversity.edu.sy/index.php/ecoj/article/view/1533 (Accessed: 18 June 2026).