The discount rate is the interest rate used to calculate net present value (NPV). It represents the time value of money. NPV can help companies determine whether a proposed project may be profitable.

Investors often use standard deviation to quantify asset volatility. You can calculate standard deviation of an asset in a spreadsheet with a series of daily closing values. Standard deviation ...

How to Calculate IRR in Excel Using ... if all cash flows have the same sign (i.e., the project never turns a profit), then no discount rate will produce a zero NPV. Within its realm of uses ...