DAHEYYA, Jaralnebi. The impact of the Financial Policy Tools on Economic Cycles in Sudan Economy during the period (1990-2022): An Econometric Study by using Switching Regression. Ibn Khaldoun Journal for Studies and Researches, فلسطين, v. 3, n. 6, 2023. DOI: 10.56989/benkj.v3i6.405. Disponível em: https://benkjournal.com/index.php/benkj/article/view/405. Acesso em: 28 apr. 2026.