Maram, M. A., & Abdulrazzaq Badhib, W. A. (2025). Institutional Division of the Central Bank and Dual Exchange Rates in Yemen (2015–2025): Evidence from VECM and GARCH Models an Empirical Analytical Study (2015–2025). International Journal of Emerging Issues in Social Science, Arts and Humanities ( IJEISSAH), 4(1), 55-68. https://doi.org/10.60072/ijeissah.2025.v3i03.007