Consider a project with a required return of R percent that costs $I and will last for N years. The project uses straight-line depreciation to zero over the N-year life; there are neither salvage value nor net working capital requirements.

At the accounting break-even level of output, what is the IRR of this project? The payback period? The NPV?

At the cash break-even level of output, what is the IRR of this project? The payback period? The NPV?

At the financial break-even level of output, what is the IRR of this project? The payback period? The NPV?