
Net Present Value, Explained: How to Tell If That New Piece of Equipment Will Actually Pay for Itself
How to run a net present value (NPV) calculation before buying business equipment — a worked example ($50,000 machine, $20,000 annual savings, 12% discount rate yields $10,748 NPV), how to choose a discount rate, why NPV beats payback period and IRR alone, and the five mistakes that wreck the math.










