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 Message Thank you! Oops! Related Content Bull and Bear Go To Market Learn about the difference between bulls and bears—markets, that is! Protecting Your Business from the Loss of a Key Person Business owners may be able to protect themselves from the financial consequences of losing a key employee. The Junk Drawer Approach to Investing It's easy to let investments accumulate like old receipts in a junk drawer.