Dakhel, A. S., N. Izadinia, and A. R. Dastjerdi. “Asymmetric Cost Behavior and Earnings Forecast Precision: A Cross-Country Study of Iraq and Jordan”. Heritage and Sustainable Development, vol. 7, no. 2, Oct. 2025, pp. 1041-54, doi:10.37868/hsd.v7i2.1612.