Should I Pay Off Debt or Invest? This calculator will help determine whether you should invest funds or pay down debt. 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 The Business Cycle How will you weather the ups and downs of the business cycle? Medicare Advantage 101 Overview of Medicare Advantage, what’s in them, special rules, and more. Retiree Health Care Coverage Overseas Retirees traveling abroad need to know that their health insurance travels with them.