Taxable vs. Tax-Deferred Savings Use this calculator to compare the future value of investments with different tax consequences. 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 Message Thank you! Oops! Related Content Filing Final Tax Returns for the Deceased The federal government requires deceased individuals to file a final income tax return. Volunteering in Retirement For many, retirement includes contributing their time and talents to an organization in need. Gap Insurance for Leased Cars If you’re thinking of leasing a new car, then you shouldn’t forget about gap insurance.