Consider an investment that costs $$100,000$ and has

a cash inflow of $$25,000$ every year for $5$ years. The

required return is $9\%$ and required payback is $4$

years.

What is the payback period?

What is the NPV$?$

What is the IRR?

Should we accept the project?

What decision rule should be the primary decision

method?

When is the IRR rule unreliable?

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