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 Insuring Your Business With a Buy/Sell Agreement It may help your business be better prepared in the event of the death of a principal or key employee. Bridging the Confidence Gap In the world of finance, the effects of the "confidence gap" can be especially apparent. What Can a Million Dollars Buy You? $1 million in a diversified portfolio could help finance part of your retirement.