Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Marguerita is a Certified Financial Planner (CFP), Chartered Retirement Planning Counselor ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Amy is an ACA and the CEO and founder of ...

NPV calculates profitability by considering all cash flows and the time value of money. A positive NPV indicates a potentially profitable investment opportunity. NPV's effectiveness relies on accurate ...

Present value (PV) is an accounting term meaning the value today of some amount of money expected to be available one or more years in the future. The concept behind this is that money available in ...

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 ...

To find an investment's interest rate, substitute price, face value, and duration into a formula. For T-bills, subtract purchase price from face value, divide by face value, adjust for term. Online ...