Lifetime of Earnings Estimate how much you have the potential to earn during your working years. 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 Life and Death of a Twenty Dollar Bill How long does a $20 bill last? Encore Careers: Push Your Boundaries Ready for retirement? Find out why many are considering encore careers and push your boundaries into something more, here. Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one.