1. Internal rate of return is also called "internal rate of return".
2. The discount rate when the net present value of the investment project is zero.
3. That is, the discount rate when an investment is at the economic breakeven point.
4. It is an important alternative to the net present value rule.
5. It can be regarded as the average return available to investors during the duration of the project.
6. As an indicator for evaluating investment projects, it has the advantage of being more intuitive, while the disadvantage is that it cannot be used to evaluate unconventional investment projects and projects with different scales.
