Pesch, K.H. and Rahadi, R.A. 2024. Evaluating Profitability of Red Mud Based Geopolymer Brick by Using The Cost Benefit Analysis Framework. Ranah Research : Journal of Multidisciplinary Research and Development. 7, 2 (Dec. 2024), 1061-1073. DOI:https://doi.org/10.38035/rrj.v7i2.1291.