Javed Iqbal, Moeed Ahmad Sandhu, Shaheera Amin and Alia Manzoor 2020. Portfolio Selection and Optimization through Neural Networks and Markowitz Model: A Case of Pakistan Stock Exchange Listed Companies. Review of Economics and Development Studies. 5, 1 (Jul. 2020), 183-196. DOI:https://doi.org/10.26710/reads.v5i1.354.