... of the proposed purchasing power return (PPR) methodology eliminates the many flaws associated with the competing internal rate of return (IRR) and modified IRR (MIRR) techniques. Design/methodology/approach The authors provide a new framework for examining long-term investment projects through a percentage...

...G.A. Karathanassis The paper compares the Net Present Value and the Internal Rate of Return Methods paying particular attention to Mutually Exclusive Projects. In addition it looks into the reinvestment rate assumption concept. Using a different approach to those used to‐date, it is shown...