“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)”. Damascus University Journal for the economic and Political sciences 37, no. 3 (September 13, 2021). Accessed June 18, 2026. https://journal.damascusuniversity.edu.sy/index.php/ecoj/article/view/1533.