It Was the Best of Times, It Was the Worst of Times All about how missing the best market days (or the worst!) might affect your portfolio. Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Contents The Fed and How It Got That Way Here is a quick history of the Federal Reserve and an overview of what it does. The Sequence of Returns A look at how variable rates of return impact investors over time. What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock.