PW means present worth, AW means annual worth, and FW means future worth. They're methods that allow you to compare alternatives (the greater answer is the better alternative). But it's okay, I just found out that you can in fact use any of these methods to do it. Thanks though! :)
Homework Statement
i just have a simple question. in engineering economy, when you're comparing alternatives and they don't tell you whether to use PW, FW, or AW method, can you just use any one?
Homework Equations
The Attempt at a Solution