Your company is deciding whether to invest in a new machine. The new machine will increase cash flow by $260,000 per year. You believe the technology used in the machine has a 10-year life; in other words, no matter when you purchase the machine, it will be obsolete 10 years from today. The machine is currently priced at $1,800,000. The cost of the machine will decline by $170,000 per year until it reaches $1,120,000, where it will remain.

If your required return is 9 percent, which year should you purchase the machine?

What is the NPV if you purchase the machine in the optimal year?