Mahabub Basha S, Ramaratnam MS. Construction of an Optimal Portfolio Using Sharpe’s Single Index Model : A Study on Nifty Midcap 150 Scrips. ijrcm [Internet]. 2017 Dec. 1 [cited 2025 Oct. 6];4(4):25-41. Available from: https://www.indianjournalofentrepreneurship.com/index.php/ijrcm/article/view/120919