MALAYAPPAN, R. Single Index Model : Constructing Optimal Portfolios from Nifty 50 Constituents Using Different Time Horizons and Analyzing Their Performance Against the Nifty 50 Index. Indian Journal of Research in Capital Markets, [S. l.], v. 12, n. 1, p. 41–64, 2025. DOI: 10.17010/ijrcm/2025/v12i1/175090. Disponível em: https://www.indianjournalofcapitalmarkets.com/index.php/ijrcm/article/view/175090. Acesso em: 21 aug. 2025.