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 When Markets React When markets shift, experienced investors stick to their strategy. The ABCs of Zero Coupon Bonds Understanding some basic concepts may help you assess whether zero-coupon bonds have a place in your portfolio. What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock.