Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Caring for Aging Parents As our nation ages, many Americans are turning their attention to caring for aging parents. Choosing a Retirement Plan that Fits Your Business To choose a plan, it’s important to ask yourself four key questions. Countering Counterfeit Currency Combating counterfeiting remains core to preserving the integrity of the nation’s money.