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 Impact of Taxes and Inflation Estimate the potential impact taxes and inflation can have on the purchasing power of an investment. Inflation & Your Money It's important to understand how inflation is reported and how it can affect investments. Contributing to an IRA? Determine if you are eligible to contribute to a traditional or Roth IRA.