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 Message Thank you! Oops! Related Content Bursting the Bubble Tulips were the first, but they won’t be the last. What forms a “bubble” and what causes them to burst? Best-Performing Asset Classes Bonds may outperform stocks one year only to have stocks rebound the next. What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock.