... internal rate of return 18 INVESTMENT APPRAISAL ‘‘Forecasts can be injurious to your wealth.’’ Dean LeBaron, b.1933, investment manager The final step of investment appraisal is the financial calculation ... cultures.’’ Investment appraisal and return on investment calculations have cultural differences across the globe International companies need to build this into their investment appraisal processes, ... ideas dispassionately This is called the Investment Appraisal system, and includes the calculation of Return on Investment Put very simply, Return on Investment, (RoI) is a method of comparing...