Environmental Taxes Effectiveness on controlling The Pollution reduction levels due To the Activity Contracted Foreign Oil Companies in Iraq: An applied research in the general commission of taxes. Journal of Accounting and Financial Studies ( JAFS ), [S. l.], v. 13, n. 44, 2018. DOI: 10.34093/jafs.v13i44.21. Disponível em: https://jpgiafs.uobaghdad.edu.iq/index.php/JAFS/article/view/21. Acesso em: 31 may. 2025.