Stocks with rising earnings estimates have significantly outperformed the S&P 500 year after year, whereas stocks with falling earnings estimates have underperformed the S&P 500 year after year.Enter the Zacks Rank.The Zacks Rank has made the process of identifying stocks with changing earnings estimates easy and very profitable. It’s a reliable tool that helps you trade with confidence regardless of your trading style and/or risk tolerance.The Zacks Rank uses four factors related to earnings estimates to c ...