SAAD HUSSEIN. KHALAF; HUSSEIN BREESAM HABEEB; ABDUL RAHMAN KARIM ABDUL RIDHA. Harmonization of environmental taxes and its environmental costs of production. American Journal of Economics and Business Management, [S. l.], v. 5, n. 2, p. 211–235, 2021. DOI: 10.31150/ajebm.v5i2.1045. Disponível em: https://www.globalresearchnetwork.us/index.php/ajebm/article/view/1045. Acesso em: 17 aug. 2025.