If you learn a foreign language, you can improve your compensation at work. Given you are not good at learning languages, you estimate today you would need to spend $5,000 to learn a language. You then believe you can earn $3,000 more per year for the next 3 years starting a year from today before you move onto a new job. However, you will also pay back $2,000 to the company exactly 3 years from today since some of your clients will leave with you. Your discount rate is 6% APR.

1. what is the NPV of learning a new language?

2. What is the IRR?

3. What is the MIRR if you use the discount rate as the reinvestment rate?