Using the Box-Jenkins methodology To analyze and forecast the general trend of the ratio of non-performing loans to total loans (An applied study on private banks in the Syrian Arab Republic) For the period 2009-2018. Damascus University Journal for the economic and Political sciences , [S. l.], v. 37, n. 3, 2021. Disponível em: https://journal.damascusuniversity.edu.sy/index.php/ecoj/article/view/1530. Acesso em: 18 jun. 2026.