Halawa, A., Gea, J.B.I.J., Mendrofa, M.S.D. and Zebua, S. 2025. The Effect of Raw Material Inventory Management On Work Productivity of PT. Kss (Karunia Sejahtera Sejati) Nias Branch. Economics and Business Journal (ECBIS). 3, 6 (Nov. 2025), 719–728. DOI:https://doi.org/10.47353/ecbis.v3i6.270.