Applied Nanotech is thinking about introducing a new surface cleaning machine. The marketing department has come up with the estimate that Applied Nanotech can sell 15 units per year at $311,000 net cash flow per unit for the next four years. The engineering department has come up with the estimate that developing the machine will take a $14.8 million initial investment. The finance department has estimated that a discount rate of 10 percent should be used. a. What is the base-case NPV? b. If unsuccessful, after the first year the project can be dismantled and will have an aftertax salvage value of $11.6 million. Also, after the first year, expected cash flows will be revised up to 20 units per year or to 0 units, with equal probability. What is the revised NPV?