Contributing to an IRA? Determine if you are eligible to contribute to a traditional or Roth IRA. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Related Content Bridging the Confidence Gap In the world of finance, the effects of the "confidence gap" can be especially apparent. Best Performing Asset Classes Bonds may outperform stocks one year only to have stocks rebound the next. Impact of Taxes and Inflation Estimate the potential impact taxes and inflation can have on the purchasing power of an investment.