article thumbnail

Walmart Broadens ROI for Green Power

Harvard Business Review

When addressing the company's aspirational goal of using 100% renewable energy, Bedore said two noteworthy things. In essence, Bedore was saying that Walmart recognizes that it can help take the solar market to scale, thus lowering its costs in the future. We worship internal rates of return (IRR) to our detriment.

ROI 13
article thumbnail

Two Forces Moving Business Closer to Climate Action

Harvard Business Review

and an IRR of 27% for those companies with the most aggressive, science-based goals and actions on climate. Government doesn’t have a great track record of global negotiations on climate policy, but local and regional action is more robust , with 46 carbon markets globally covering a small but respectable 12% of emissions.

IRR 8