When you receive some extra money it may be difficult to determine whether you should invest the funds or use them to pay towards liabilities. Financial theory recommends that if your after-tax return on investments is greater than your after-tax cost of debt then you should invest. Use this calculator to help analyze your situation.

Rates and Assumptions Interest rate on debt: (%)   Is the interest deductible? No Yes   Before tax return on investment: (%) Is the interest taxable? No Yes   Marginal tax bracket: (%)