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 Question Thank you! Oops! Related Content What Can a Million Dollars Buy You? $1 million in a diversified portfolio could help finance part of your retirement. A Look at Diversification Diversification is an investment principle designed to manage risk, but it can't prevent against a loss. What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock.