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Walmart Broadens ROI for Green Power

Harvard Business Review

Second, Bedore spoke about how Walmart thinks about its investments in green power: "There is an ROI calculation on all sustainability investments like on all projects, but.we For example] the longer term payback on solar helps us get to scale down the road.". EPA's latest list of the top 50 renewable energy buyers.

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A Refresher on Payback Method

Harvard Business Review

There are a variety of ways to calculate a return on investment (ROI) — net present value , internal rate of return , breakeven — but the simplest is payback period. What is payback period? Payback is by far the most common ROI method used to express the return you’re getting on an investment.

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An HBR Refresher on Breakeven Quantity

Harvard Business Review

“It’s one of the more popular ways that managers calculate marketing ROI,” says Avery, pointing out that other common ones include calculating the investment payback period, calculating an internal rate of return, and using net present value analysis. How do you calculate it?