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. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Required Reading: The Economic Report of the President The Economic Report of the President can help identify the forces driving — or dragging — the economy. Social Security: Five Facts You Need to Know Here are five facts about Social Security that are important to keep in mind. Put It in a Letter A letter of instruction provides additional and more personal information regarding your estate.