5 Smart Investing Principles The slideshow presentation that you would like to view is too large for your current screen resolution. Click here to view to view the slideshow at full resolution. Launch Presentation » Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Prescription Drug Benefits Under Medicare (Part D) Do you need to enroll in Medicare Part D? Read this article to learn more about whether you need this coverage When Markets React When markets shift, experienced investors stick to their strategy. What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock.