Revolutionizing Stock Selection: Optimal Portfolio Construction Made Simple with Single Index Model
The researchers used the Single Index Model to build an optimal portfolio with 50 Nifty stocks. They simplified the process by relating stock returns to a market index. Out of 50 stocks, only eight were chosen for the portfolio, mainly from consumer non-durables, finance, consumer durables, and agro-based sectors. Consumer non-durables and finance companies were the most selected sectors.