Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Charlene Rhinehart is a CPA , CFE, chair of ...

IRR measures the rate needed to break even on an investment. Calculate IRR by setting NPV to zero and solving for the discount rate. Use Excel's IRR function by inputting initial cost and cash inflow.

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician ...