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 Prescription Drug Benefits Under Medicare (Part D) Do you need to enroll in Medicare Part D? Read this article to learn more about whether you need this coverage Exit Strategies of the Rich and Famous Estate conservation is too important to put off. Do you have a smart exit strategy? What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock.