Impact of Taxes and Inflation Estimate the potential impact taxes and inflation can have on the purchasing power of an investment. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Choices for Your 401(k) at a Former Employer Individuals have three basic choices with the 401(k) account they accrued at a previous employer. Roth 401(k) vs. Traditional 401(k) This calculator compares employee contributions to a Roth 401(k) and a traditional 401(k). Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one.