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- December 2022
- Case
Taylor Farms: Adding Value to Fresh Produce
By: Forest L. Reinhardt, Jose B. Alvarez, Jenyfeer Martinez Buitrago and Pedro Levindo
In October 2022, Bruce Taylor (HBS MBA, 1981), Chairman and CEO of Taylor Farms, the leading producer of salads and healthy fresh foods in the United States, wondered whether this was the right time for Taylor Farms to venture into the Controlled Environment...
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- 2022
- Working Paper
How Do Investors Value ESG?
By: Malcolm Baker, Mark Egan and Suproteem K. Sarkar
Environmental, social, and governance (ESG) objectives have risen to near the top of the agenda for corporate executives and boards, driven in large part by their perceptions of shareholder interest. We quantify the value that shareholders place on ESG using a revealed...
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Keywords:
Investment;
Investment Portfolio;
Corporate Social Responsibility and Impact;
Business and Shareholder Relations;
Environmental Sustainability;
Governance;
Financial Services Industry;
United States
Baker, Malcolm, Mark Egan, and Suproteem K. Sarkar. "How Do Investors Value ESG?" NBER Working Paper Series, No. 30708, December 2022. (Harvard Business School Working Paper, No. 23-028, November 2022.)
- 2022
- Working Paper
The Issuance and Design of Sustainability-linked Loans
By: Maria Loumioti and George Serafeim
Sustainability-linked loans (i.e., syndicated loans for which pricing is linked to a sustainability performance indicator) have rapidly evolved into a significant private debt product. We find that sustainability-linked lending has been available mostly to borrowers...
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Keywords:
Sustainability;
Sustainability Management;
Credit Products;
Loan Contracts;
Loans;
Corporate Finance;
Credit Risk;
Environment;
ESG;
ESG Ratings;
Climate Change;
Finance;
Borrowing and Debt;
Risk and Uncertainty;
Credit
Loumioti, Maria, and George Serafeim. "The Issuance and Design of Sustainability-linked Loans." Harvard Business School Working Paper, No. 23-027, November 2022.
- 2021
- Working Paper
Pricing of Climate Risk Insurance: Regulation and Cross-Subsidies
By: Ishita Sen, Ana-Maria Tenekedjieva and Sangmin Oh
Homeowners’ insurance provides households financial protection from climate losses. To improve access and affordability, state regulators impose price controls on insurance companies. Using novel data, we construct a new measure of rate setting frictions for individual...
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Keywords:
Climate Risk;
Homeowners' Insurance;
Price Controls;
Financial Regulation;
Cross-subsidization;
Climate Change;
Household;
Insurance;
Price;
Governance Controls;
Financial Institutions;
United States
Sen, Ishita, Ana-Maria Tenekedjieva, and Sangmin Oh. "Pricing of Climate Risk Insurance: Regulation and Cross-Subsidies." SSRN Working Paper Series, No. 3762235, June 2022. (Revised December 2022.)
- 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...
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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
Serafeim, George, and Aaron Yoon. "Which Corporate ESG News Does the Market React To?" Financial Analysts Journal 78, no. 1 (2022): 59–78.
- January 2022
- Article
Why Is Corporate Virtue in the Eye of the Beholder? The Case of ESG Ratings
By: Dane Christensen, George Serafeim and Anywhere Sikochi
Despite the rising use of environmental, social, and governance (ESG) ratings, there is substantial disagreement across rating agencies regarding what rating to give to individual firms. As what drives this disagreement is unclear, we examine whether a firm’s ESG...
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Keywords:
ESG Ratings;
Rating Agency Disagreement;
ESG Disclosure;
Corporate Social Responsibility;
Sustainability;
Corporate Social Responsibility and Impact;
Environmental Sustainability;
Corporate Disclosure
Christensen, Dane, George Serafeim, and Anywhere Sikochi. "Why Is Corporate Virtue in the Eye of the Beholder? The Case of ESG Ratings." Accounting Review 97, no. 1 (January 2022): 147–175.
- 2022
- Working Paper
ESG: Hyperboles and Reality
By: George Serafeim
ESG has rapidly become a household name leading to both confusion about what it means and creating unrealistic expectations about its effects. In this paper, I draw on more than a decade of research to dispel several myths about ESG and provide answers to important...
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Keywords:
ESG;
ESG (Environmental, Social, Governance) Performance;
ESG Disclosure;
ESG Reporting;
ESG Ratings;
Sustainability;
Corporate Social Responsibility and Impact;
Environmental Sustainability;
Performance;
Corporate Disclosure;
Reports
Serafeim, George. "ESG: Hyperboles and Reality." Harvard Business School Working Paper, No. 22-031, November 2021.
- 2021
- Article
Decarbonizing Everything
By: Alex Cheema-Fox, Bridget LaPerla, George Serafeim, David Turkington and Hui (Stacie) Wang
We analyze how the use of different climate risk measures leads to different portfolio carbon outcomes and risk-adjusted returns. Our findings are synthesized in a rules-based investment framework, which selects a different type of climate metric across industries and...
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Keywords:
Climate Risk;
ESG;
ESG (Environmental, Social, Governance) Performance;
ESG Disclosure;
ESG Disclosure Metrics;
ESG Ratings;
Investing;
Investing For Impact;
Investment Strategy;
Environment;
Decarbonization;
Climate Change;
Environmental Sustainability;
Environmental Management;
Environmental Accounting;
Investment;
Strategy;
Investment Portfolio;
Investment Return
Cheema-Fox, Alex, Bridget LaPerla, George Serafeim, David Turkington, and Hui (Stacie) Wang. "Decarbonizing Everything." Financial Analysts Journal 77, no. 3 (2021): 93–108.
- 2021
- Working Paper
Accounting for Product Impact in the Oil and Gas Industry
By: Katie Panella, George Serafeim and Katie Trinh
We apply the product impact measurement framework of the Impact-Weighted Accounts Initiative (IWAI) in two competitor companies within the oil and gas industry. We design a monetization methodology that allows us to calculate monetary product impact estimates of...
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Keywords:
Product Innovation;
Impact;
Impact Investing;
Impact Measurement;
ESG;
ESG (Environmental, Social, Governance) Performance;
ESG Ratings;
Social Corporate Responsibility;
Corporate Social Responsibility;
Social Impact;
Oil;
Oil & Gas;
Oil And Gas;
IWAI;
Impact-Weighted Accounts;
Product Design;
Product Positioning;
Society;
Environmental Sustainability;
Corporate Social Responsibility and Impact;
Product
Panella, Katie, George Serafeim, and Katie Trinh. "Accounting for Product Impact in the Oil and Gas Industry." Harvard Business School Working Paper, No. 21-140, June 2021.
- 2021
- Working Paper
Accounting for Product Impact in the Pharmaceuticals Industry
By: Amanda Rischbieth, George Serafeim and Katie Trinh
We apply the product impact measurement framework of the Impact-Weighted Accounts Initiative (IWAI) in two competitor companies within the pharmaceuticals industry. We design a monetization methodology that allows us to calculate monetary impact estimates of accessible...
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Keywords:
Product Innovation;
Impact;
Impact Investing;
Impact Measurement;
ESG;
ESG (Environmental, Social, Governance) Performance;
ESG Ratings;
Social Corporate Responsibility;
Corporate Social Responsibility;
Social Impact;
Pharmaceutical Companies;
Pharmaceuticals;
IWAI;
Product Design;
Product Positioning;
Society;
Environmental Sustainability;
Corporate Social Responsibility and Impact;
Product;
Safety;
Pharmaceutical Industry
Rischbieth, Amanda, George Serafeim, and Katie Trinh. "Accounting for Product Impact in the Pharmaceuticals Industry." Harvard Business School Working Paper, No. 21-139, June 2021.
- 2021
- Working Paper
Accounting for Product Impact in the Interactive Media and Services Industry
By: DG Park, George Serafeim and Katie Trinh
We apply the product impact measurement framework of the Impact-Weighted Accounts Initiative (IWAI) in two competitor companies within the interactive media and services industry. We design a monetization methodology that allows us to calculate monetary impact...
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Keywords:
Product Innovation;
Impact;
Impact Investing;
Impact Measurement;
ESG;
ESG (Environmental, Social, Governance) Performance;
ESG Ratings;
Social Corporate Responsibility;
Corporate Social Responsibility;
Social Impact;
Product Design;
Product Positioning;
Society;
Product;
Environmental Sustainability;
Measurement and Metrics;
Framework;
Corporate Social Responsibility and Impact;
Social Media;
Technology Industry
Park, DG, George Serafeim, and Katie Trinh. "Accounting for Product Impact in the Interactive Media and Services Industry." Harvard Business School Working Paper, No. 21-134, June 2021.
- 2021
- Working Paper
Accounting for Product Impact in the Telecommunications Industry
By: George Serafeim and Katie Trinh
We apply the product impact measurement framework of the Impact-Weighted Accounts Initiative (IWAI) in two competitor companies within the telecommunications industry. We design a monetization methodology that allows us to calculate monetary impact estimates of network...
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Keywords:
Product Innovation;
Impact;
Impact Investing;
Impact Measurement;
ESG;
ESG (Environmental, Social, Governance) Performance;
ESG Ratings;
Social Corporate Responsibility;
Corporate Social Responsibility;
Social Impact;
Telecommunications;
Product Design;
Product Positioning;
Society;
Product;
Environmental Sustainability;
Measurement and Metrics;
Framework;
Corporate Social Responsibility and Impact;
Telecommunications Industry
Serafeim, George, and Katie Trinh. "Accounting for Product Impact in the Telecommunications Industry." Harvard Business School Working Paper, No. 21-105, March 2021. (Revised May 2021.)
- 2021
- Working Paper
Accounting for Product Impact in the Water Utilities Industry
By: George Serafeim and Katie Trinh
We apply the product impact measurement framework of the Impact-Weighted Accounts Initiative (IWAI) in two competitor companies within the water utilities industry. We design a monetization methodology that allows us to calculate monetary impact estimates of water...
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Keywords:
Product Innovation;
Impact;
Impact Investing;
Impact Measurement;
ESG;
ESG (Environmental, Social, Governance) Performance;
ESG Ratings;
Social Corporate Responsibility;
Corporate Social Responsibility;
Social Impact;
Water;
Utilities;
Product Design;
Product Positioning;
Society;
Product;
Environmental Sustainability;
Measurement and Metrics;
Framework;
Corporate Social Responsibility and Impact;
Utilities Industry
Serafeim, George, and Katie Trinh. "Accounting for Product Impact in the Water Utilities Industry." Harvard Business School Working Paper, No. 21-104, March 2021.
- 2021
- Working Paper
Accounting for Product Impact in the Airlines Industry
By: George Serafeim and Katie Trinh
We apply the product impact measurement framework of the Impact-Weighted Accounts Initiative (IWAI) in two competitor companies within the airlines industry. We design a monetization methodology that allows us to calculate monetary impact estimates of fare...
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Keywords:
Product Innovation;
Impact;
Impact Investing;
Impact Measurement;
ESG;
ESG (Environmental, Social, Governance) Performance;
ESG Ratings;
Social Corporate Responsibility;
Corporate Social Responsibility;
Social Impact;
Aviation;
Product Design;
Product Positioning;
Society;
Product;
Environmental Sustainability;
Measurement and Metrics;
Framework;
Corporate Social Responsibility and Impact;
Air Transportation;
Air Transportation Industry
Serafeim, George, and Katie Trinh. "Accounting for Product Impact in the Airlines Industry." Harvard Business School Working Paper, No. 21-066, November 2020. (Revised February 2021.)
- 2021
- Working Paper
Accounting for Product Impact in the Consumer-Packaged Foods Industry
By: Amanda Rischbieth, George Serafeim and Katie Trinh
We apply the product impact measurement framework of the Impact-Weighted Accounts Initiative (IWAI) in two competitor companies within the consumer-packaged goods industry. We design a methodology that allows us to calculate monetary impact estimates on customer...
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Keywords:
Product Innovation;
Impact;
Impact Investing;
Impact Measurement;
ESG;
ESG (Environmental, Social, Governance) Performance;
ESG Ratings;
Social Corporate Responsibility;
Corporate Social Responsibility;
Social Impact;
Nutrition Database;
Nutritional Information;
CPG;
Consumer Packaged Goods;
IWAI;
Product Design;
Product Positioning;
Society;
Environmental Sustainability;
Corporate Social Responsibility and Impact;
Nutrition;
Product;
Safety;
Consumer Products Industry
Rischbieth, Amanda, George Serafeim, and Katie Trinh. "Accounting for Product Impact in the Consumer-Packaged Foods Industry." Harvard Business School Working Paper, No. 21-051, October 2020. (Revised October 2021.)
- 2020
- Article
Research on Corporate Sustainability: Review and Directions for Future Research
By: Jody Grewal and George Serafeim
We review the literature on corporate sustainability and provide directions for future research. Our review focuses on three actions: measuring, managing and communicating corporate sustainability performance. Measurement is the least developed of the three and...
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Keywords:
Sustainability;
Sustainability Reporting;
Sustainability Management;
Nonfinancial Disclosure;
Nonfinancial Information;
Nonfinancial Performance;
Materiality;
ESG;
ESG (Environmental, Social, Governance) Performance;
ESG Disclosure;
ESG Disclosure Metrics;
ESG Ratings;
ESG Reporting;
Inequality;
Corporate Social Responsibility;
Accounting;
Finance;
Management;
Strategy;
Environmental Sustainability;
Climate Change;
Diversity;
Equality and Inequality;
Corporate Disclosure;
Measurement and Metrics;
Corporate Governance;
Corporate Accountability;
Corporate Social Responsibility and Impact
Grewal, Jody, and George Serafeim. "Research on Corporate Sustainability: Review and Directions for Future Research." Foundations and Trends® in Accounting 14, no. 2 (2020): 73–127.
- September–October 2020
- Article
Social-Impact Efforts That Create Real Value
By: George Serafeim
Until the mid-2010s few investors paid attention to environmental, social, and governance (ESG) data—information about companies’ carbon footprints, labor policies, board makeup, and so forth. Today the data is widely used by investors. How can organizations create...
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Keywords:
Sustainability;
Sustainability Management;
ESG;
ESG (Environmental, Social, Governance) Performance;
ESG Disclosure;
ESG Disclosure Metrics;
ESG Ratings;
ESG Reporting;
Social Impact;
Impact Measurement;
Social Innovation;
Purpose;
Corporate Purpose;
Corporate Social Responsibility;
Strategy;
Social Enterprise;
Society;
Accounting;
Investment;
Environmental Sustainability;
Climate Change;
Corporate Strategy;
Mission and Purpose;
Corporate Social Responsibility and Impact;
Financial Services Industry;
Chemical Industry;
Technology Industry;
Consumer Products Industry;
Pharmaceutical Industry;
North America;
Europe;
Japan;
Australia
Serafeim, George. "Social-Impact Efforts That Create Real Value." Harvard Business Review 98, no. 5 (September–October 2020): 38–48.
- 2021
- Working Paper
Corporate Environmental Impact: Measurement, Data and Information
By: David Freiberg, DG Park, George Serafeim and T. Robert Zochowski
As an organization’s environmental impact has become a central societal consideration, thereby affecting industry and organizational competitiveness, interest in measuring and analyzing environmental impact has increased. We develop a methodology to derive comparable...
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Keywords:
Environment;
Impact;
Measurement;
Environmental Ratings;
Corporate Valuation;
Financial Materiality;
Sustainability;
Environmental Impact;
Environmental Strategy;
Impact-Weighted Accounts;
IWAI;
Environmental Sustainability;
Corporate Social Responsibility and Impact;
Measurement and Metrics;
Valuation
Freiberg, David, DG Park, George Serafeim, and T. Robert Zochowski. "Corporate Environmental Impact: Measurement, Data and Information." Harvard Business School Working Paper, No. 20-098, March 2020. (Revised February 2021.)
- 2019
- White Paper
Impact-Weighted Financial Accounts: The Missing Piece for an Impact Economy
By: George Serafeim, T. Robert Zochowski and Jennifer Downing
Reimagining capitalism is an imperative. We need to create a more inclusive and sustainable form of capitalism that works for every person and the planet. Massive environmental damage, growing income and wealth disparity, stress, and depression within developed...
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Keywords:
Impact-Weighted Accounts;
IWAI;
Background;
Economic Systems;
Economy;
Corporate Social Responsibility and Impact;
Measurement and Metrics;
Financial Statements
Serafeim, George, T. Robert Zochowski, and Jennifer Downing. "Impact-Weighted Financial Accounts: The Missing Piece for an Impact Economy." White Paper, Harvard Business School, Boston, MA, September 2019.
- 2018
- Working Paper
Corporate Sustainability: A Strategy?
By: George Serafeim
We explore the conditions under which firms maintain their competitive advantage through sustainability-based differentiation when faced with imitation pressures by industry peers. We document growing intraindustry convergence on sustainability actions over time for...
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Keywords:
Sustainability;
Corporate Performance;
Industry Analysis;
CSR;
ESG;
ESG (Environmental, Social, Governance) Performance;
Environment;
Social Responsibility;
Strategy And Execution;
Corporate Social Responsibility and Impact;
Environmental Sustainability;
Strategy;
Performance;
Corporate Strategy
Ioannou, Ioannis, and George Serafeim. "Corporate Sustainability: A Strategy?" Harvard Business School Working Paper, No. 19-065, January 2019. (Revised April 2021.)