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 Net Unrealized Appreciation (NUA) Explained Have you considered the special tax treatment on company stock held in a 401(k) plan? Variable Universal Life Insurance Variable Universal Life is permanent insurance in which the policyholder directs how premiums are invested. Why do Renters Have to Save More? How much more would retirement cost if you owned your home rather than rented? It could actually be several times less.