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 What Smart Investors Know Smart investors take the time to separate emotion from fact. The Business Cycle Understanding the economy's cycles can help put current business conditions in better perspective. Taxable vs. Tax-Deferred Savings Use this calculator to compare the future value of investments with different tax consequences.