Provided are methods and computer software applications for generating a stock portfolio, and/or enhanced stock index, through using a plurality of growth factors and a plurality of value factors to rank stocks, and for constructing investment vehicles based on the stock portfolio. The method, software application, or computer apparatus of the present technology employs a novel stock selection strategy to select stocks from a pre-selected universe of securities such as a commercially available stock market index in order to create a stock portfolio, and/or enhanced stock index, and a fund based thereon that can generate positive alpha as compared to a fund based on the pre-selected universe of securities.