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. Estimating the Cost of College This worksheet can help you estimate the costs of a four-year college program. Impact of Taxes and Inflation Estimate the potential impact taxes and inflation can have on the purchasing power of an investment.