Fund managers are paying different prices for the same earnings depending on how companies handle carbon emissions and labor practices. The spread isn’t small. Across 2,636 publicly listed firms in 31 countries, ESG performance correlates with higher intrinsic value and tighter alignment between stock price and what the business is actually worth.
That second part matters more than it sounds. Markets routinely misprice stocks – sometimes wildly – because information flows unevenly and risk assessment is subjective. A study published January 8 in Business Strategy and the Environment found that stronger ESG practices reduce that noise. Both overvalued and undervalued companies moved closer to fair pricing when their environmental and governance data improved.
The Kyushu University team tracked firms from 2015 through 2022, using the Residual Income Model to estimate intrinsic value. This captures book value plus earnings that exceed what investors normally expect – basically, what a company should be worth if you account for future opportunities and risks that haven’t hit the balance sheet yet. When they compared those estimates to market capitalization, the ESG effect showed up clearly: better scores, smaller gaps.
But performance mattered more than disclosure. Companies can publish elaborate sustainability reports without changing operations. Investors appear to have learned this.
Why This Happens Is Less Obvious Than It Seems
The mechanism could run two ways. ESG practices might signal competent management and lower operational risk, which markets reward. Or transparent reporting might simply fill information gaps that cause mispricing in the first place. Probably both, though teasing them apart is harder than it looks.
Xinyu Wang, the PhD student who led the study, frames it around stability rather than virtue: “We focus on firms’ intrinsic value, as it goes beyond short-term metrics like costs and profits to include future opportunities and risks. This offers a more stable measure of long-term value, which aligns with ESG’s vision of sustainable value creation and a resilient global financial system.”
The effect was stronger in advanced economies than developing ones – regulatory differences, data infrastructure, investor sophistication, take your pick. But the core pattern held globally.
Greenwashing Stops Working
Jun Xie, assistant professor at Kyushu’s Urban Institute, puts it directly: “Investors care not only about the quantity of information, but also its quality. This highlights the need for companies to communicate their substantive progress honestly, rather than relying on promotional, greenwash-like messaging.”
Which creates pressure that wasn’t there five years ago. Meeting disclosure requirements is table stakes now. Actual reductions in carbon intensity or measurable improvements in supply chain labor practices carry weight. Narrative commitments to do better eventually do not.
This year marks twenty years since the UN Principles for Responsible Investment launched. New International Financial Reporting Standards for sustainability disclosure are rolling out, which means listed companies face unified reporting frameworks whether they like it or not. Cross-firm comparisons should get more reliable, which presumably makes the performance-versus-paperwork distinction even sharper.
Professor Hidemichi Fujii, who supervised the research, sees the stakes plainly: “While creating economic, social, and environmental value, companies are also major consumers of resources and emitters of pollutants. Thus, ensuring a sustainable future requires shifting corporate actions toward sustainable practices.”
Wang goes further. “Research is only a vehicle,” she says. “What I look forward to is a more efficient and sustainable world. A better understanding of ESG can help guide both markets and society toward that direction.”
The findings don’t resolve whether ESG represents genuine long-term value creation or just better risk management that markets finally learned to price correctly. Maybe that distinction doesn’t matter as much as the fact that investors now treat it as material information rather than corporate window dressing.
Business Strategy and the Environment: 10.1002/bse.70486
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