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 A Living Trust Primer Living trusts are popular, but their appropriateness will depend upon your individual needs and objectives. Earnings for All Seasons Earnings season can move markets. What is it and why is it important? Your Changing Definition of Risk in Retirement A change in your mindset during retirement may drive changes to your portfolio.