Publications

June 2011 (Revised February 2013)
Case

Mandatory Environmental, Social, and Governance Disclosure in the European Union

By: George Serafeim

In 2011, the European Commission was deciding on how to best modify the existing European Union policy on corporate disclosure of environmental, social, and governance (ESG) information. Previous directives had recommended that European companies report ESG... View Details

Keywords: Integrated Corporate Reporting; Corporate Strategy; Corporate Disclosure; Environmental Accounting; Competitive Strategy; International Accounting; Financial Reporting; Corporate Social Responsibility and Impact; Governing Rules, Regulations, and Reforms; Debates; Europe

April 2025
Article

Corporate Ownership and ESG Performance

By: Belen Villalonga, Peter Tufano and Boya Wang

Using a sample of 3083 firms from 62 countries over 18 years, we analyze how the structure and identity of firms' material owners influence their Environmental, Social, and Governance (ESG) performance. We find that firms with founding families or other individual... View Details

Keywords: ESG; CSR; Family Firms; Social Responsibility; Environment; Sustainability; Ownership; Corporate Social Responsibility and Impact; Corporate Governance; Environmental Sustainability

September–October 2022
Article

The Essential Link Between ESG Targets and Financial Performance

By: Mark R. Kramer and Marc W. Pfitzer

Despite heightened attention to environmental, social, and governance (ESG) issues, surprisingly few companies are making meaningful progress in delivering on their commitments. Most firms are not integrating ESG factors into internal strategy and operational decisions... View Details

Keywords: ESG; Environmental Sustainability; Social Issues; Governance; Financial Strategy; Decision Making; Business and Stakeholder Relations; Organizational Structure

October 16, 2019
Article

Where ESG Fails

By: Michael E. Porter, George Serafeim and Mark Kramer

We are entering a new stage of understanding of the linkage between investment performance and social impact. Previous approaches, such as socially responsible investing and environmental, social, and governance (ESG) screening, have obscured the opportunities for... View Details

Keywords: ESG; Sustainability; Environment; Social Impact; Impact Investing; ESG (Environmental, Social, Governance) Performance; ESG Reporting; Shared Value; Environmental Sustainability; Social Issues; Investment; Value; Strategy

September 20, 2024
Article

It’s Time to Unbundle ESG

By: Aaron K. Chatterji and Michael W. Toffel

ESG is at an inflection point. It has come to represent a broad and inchoate aspiration for what business should be doing beyond maximizing shareholder value. With ESG advocates on the defensive, business leaders need a new roadmap to determine which factors to... View Details

Keywords: ESG; ESG (Environmental, Social, Governance) Performance; ESG Ratings; ESG Reporting; ESG Disclosure; Sustainability; Climate; Climate Finance; Climate Risk; Social Accounting; Investment; Governance; Safety; Climate Change; Environmental Sustainability; Corporate Social Responsibility and Impact; Financial Services Industry

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Editorial

Why ESG Funds Fail to Scale

By: Gabriel Karageorgiou and George Serafeim

You’ve seen the headlines about the growth in environmental, social, and governance funds. Many investment professionals might read these and believe that launching a new ESG investment firm or ESG offering will be an automatic success. Our analysis of the data shows... View Details

September 2023
Article

Stock Price Reactions to ESG News: The Role of ESG Ratings and Disagreement

By: George Serafeim and Aaron Yoon

We investigate whether ESG ratings predict future ESG news and the associated market reactions. We find that the consensus rating predicts future news, but its predictive ability diminishes for firms with large disagreement between raters. Relation between news and... View Details

SSRN

January 2019 (Revised February 2020)
Case

Should a Pension Fund Try to Change the World? Inside GPIF's Embrace of ESG

By: George Serafeim

In the fall of 2018, Hiro Mizuno, the Chief Investment Officer (CIO) of GPIF, the Japanese Government Pension Fund, was reflecting on his efforts to integrate Environmental, Social and Governance (ESG) issues into every aspect of GPIF’s portfolio. His efforts ranged... View Details

Keywords: Pension Funds; ESG (Environmental, Social, Governance) Performance; Investment Funds; Environmental Sustainability; Social Issues; Governance; Leading Change; Economy; Performance Improvement; Japan

January 2024 (Revised May 2024)
Case

PortageBay and ESG Analytics

By: Vikram S. Gandhi and Radhika Kak

In 2023, sustainable investors faced several challenges. The first was the lack of access to standardized and vetted environmental, social, and governance (ESG) data, and equally, the interpretation of this data into investment-useful insights. Reducing reliance on... View Details

Keywords: ESG Ratings; Investment Funds; Governance; Environmental Sustainability; Corporate Social Responsibility and Impact

Third Quarter 2018
Article

Why and How Investors Use ESG Information: Evidence from a Global Survey

By: Amir Amel-Zadeh and George Serafeim

Using survey data from a sample of senior investment professionals from mainstream (i.e., not SRI funds) investment organizations, we provide insights into why and how investors use reported environmental, social, and governance (ESG) information. Relevance to... View Details

Keywords: ESG; ESG (Environmental, Social, Governance) Performance; Sustainability; Investment Management; Investment Strategy; Metrics; Standard Setting; Accounting Standards; Finance; Investment; Information; Environmental Sustainability; Governance; Performance Effectiveness; Strategy

SSRN

June 30, 2021
Article

Rosabeth Moss Kanter: Let Employees Take the Lead on ESG

By: Rosabeth M. Kanter

Companies that don’t give rank-and-file workers a central role in their environmental, social and governance (ESG) work are making a mistake. They risk alienating values-oriented employees who question company practices, and they miss a big opportunity for employee... View Details

Keywords: ESG; ESG (Environmental, Social, Governance) Performance; Leaders; Talent Acquisition; Talent Retention; Engagement; Organizations; Environmental Sustainability; Social Issues; Employees; Leadership; Talent and Talent Management

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Article

Reimagining the Balanced Scorecard for the ESG Era

By: Robert S. Kaplan and David McMillan

Companies are increasingly aware that their customers and society in general expect businesses to adopt and work towards social and environmental objectives as well as the traditional financial ones. This involves not only re-evaluating firms’ models but re-imagining... View Details

Keywords: ESG (Environmental, Social, Governance) Performance; Business Ecosystems; Balanced Scorecard; Adaptation; Business Model; Business and Stakeholder Relations

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June 2023
Supplement

Roche: ESG and Access to Healthcare

By: George Serafeim

In May 2022, Roche Group, one of the largest healthcare companies in the world, hosted its first ESG investor event focused exclusively on its efforts to impact access to healthcare. While Roche had recently set an ambitious goal to double the number of patients that... View Details

March 2023
Case

Roche: ESG and Access to Healthcare

By: George Serafeim, Susanna Gallani and Benjamin Maletta

In May 2022, Roche Group, one of the largest healthcare companies in the world, hosted its first ESG investor event focused exclusively on its efforts to impact access to healthcare. While Roche had recently set an ambitious goal to double the number of patients that... View Details

2022
Article

Which Corporate ESG News Does the Market React To?

By: George Serafeim and Aaron Yoon

Using a dataset that classifies firm-level ESG news as positive and negative, we examine how stock prices react to different types of ESG news. We analyze 111,020 firm-day observations for 3,126 companies and find that prices react only to issues identified as... View Details

Keywords: ESG; ESG (Environmental, Social, Governance) Performance; ESG Ratings; Social Capital; Environment; Sustainability; CSR; Stock Price; Stock Market Expectations; Materiality; Market Reaction; Environmental Sustainability; Governance; Social Issues; Performance; News

SSRN

Article

Four Things No One Will Tell You About ESG Data

By: Sakis Kotsantonis and George Serafeim

As the ESG finance field and the use of ESG data in investment decision-making continue to grow, the authors seek to shed light on several important aspects of ESG measurement and data. This article is intended to provide a useful guide for the rapidly rising number of... View Details

October 2020
Supplement

TowerBrook: ESG in Action (B)

By: Victoria Ivashina, Brian Trelstad and Meaghan Conway

This case is the second of a two-part series that follows Ramez Sousou and his team at TowerBrook Capital Partners as they face a challenging investment decision in February of 2013. It is intended to be distributed at the end of the discussion of “TowerBrook: ESG in... View Details

Keywords: ESG; Finance; Private Equity; Corporate Governance; Value Creation