Net present value and the profitability index are helpful tools that allow investors and companies make decisions about where to allocate their money.

Therefore, the "present value" to you -- the value in today's dollars -- of that $100 future cost is actually only $95.24.

Calculating the interest rate using the present value formula can at first seem impossible. However, with a little math and some common sense, anyone can quickly calculate an investment's interest ...

Net present value and the profitability index are helpful tools that allow investors and companies make decisions about where to allocate their money for the best return.