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Publications
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(1,009)
- Faculty Publications (339)
- December 15, 2023
- Article
What Every Leader Needs to Know About Carbon Credits
By: Varsha Ramesh Walsh and Michael W. Toffel
Many companies have begun to look into credits to offset their emissions as a way to support their net zero goals as their target years get closer and closer. As it stands, the carbon credit market is too small to bear the brunt of reducing companies’ impacts on the... View Details
- December 2023 (Revised November 2024)
- Supplement
Decarbonizing Shipping at A.P. Møller-Maersk (B)
By: Willy Shih, Michael W. Toffel and Kelsey Carter
This is a (B) case supplement to 624-049 Decarbonizing Shipping at A.P. Møller-Maetsk View Details
Keywords: Decarbonization; Shipping; Biofuel; Ship Transportation; Energy Sources; Shipping Industry
- November 2023 (Revised November 2024)
- Case
Decarbonizing Shipping at A.P. Møller-Maersk (A)
By: Willy Shih, Michael W. Toffel and Kelsey Carter
Container shipping was responsible for moving more than 80% of globally traded goods, and almost 3% of global greenhouse gas emissions. A.P. Møller-Maersk, one of the top three container lines, conducted an extensive lifecycle assessment (LCA) of alternative fuels,... View Details
- November 2023 (Revised August 2024)
- Background Note
Life Cycle Assessment: An Overview
By: Willy C. Shih, Michael W. Toffel and Kelsey Carter
Life cycle assessment (LCA) is a holistic approach to quantifying the environmental impacts—including resources consumed and wastes produced—associated with the entire life cycle of a product, from the production or extraction of the raw materials used in its creation,... View Details
- November 2023 (Revised February 2025)
- Background Note
Corporate Climate Targets
By: Willy C. Shih, Michael W. Toffel and Kelsey Carter
Companies that are addressing climate change by mitigating their greenhouse gas emissions often set reduction targets. This note describes several types of widely used carbon reduction targets, including carbon neutral, science based, net zero, real zero, and carbon... View Details
- October 20, 2023
- Article
How ENGOs Can Support Corporate Climate Change Efforts
Nearly half of CEOs view climate change as affecting their companies now or within the coming decade, but there is also a wide gap between what CEOs say is progress on tackling climate change and what many of their investors believe are effective actions. Companies... View Details
- October 2023
- Article
Improving Regulatory Effectiveness Through Better Targeting: Evidence from OSHA
By: Matthew S. Johnson, David I. Levine and Michael W. Toffel
We study how a regulator can best target inspections. Our case study is a U.S. Occupational Safety and Health Administration (OSHA) program that randomly allocated some inspections. On average, each inspection averted 2.4 serious injuries (9%) over the next five years.... View Details
- September 2023
- Supplement
Arcos Dorados: Decarbonizing McDonald’s in Latin America – Alternative Protein Products
By: George Serafeim and Michael W. Toffel
- September 2023
- Supplement
Arcos Dorados: Decarbonizing McDonald’s in Latin America – Decarbonization Activities
By: George Serafeim and Michael W. Toffel
- September 2023
- Background Note
Amager Bakke: Municipal Waste to Energy
By: Willy Shih, Michael W. Toffel and Kelsey Carter
This background note describes the Amager Bakke waste-to-energy (WtE) plant in Copenhagen, which merges traditional waste incineration with a combined heat and power (CHP) plant and air pollution control (scrubbing) technology, and had plans to add carbon dioxide (CO2)... View Details
Keywords: Decarbonization; Innovation; Innovation Focused Strategy; Environmental Operations; Circular; Waste Heat Recovery; Waste Management; Carbon Regulation; Buildings and Facilities; Energy Generation; Environmental Sustainability; Pollution; Climate Change; Wastes and Waste Processing; Innovation Leadership; Innovation Strategy; Energy Industry; Denmark; Netherlands; Europe; European Union
- August 2023 (Revised July 2024)
- Technical Note
Power-to-X
By: Willy Shih, Michael W. Toffel and Kelsey Carter
To reduce greenhouse gas emissions that were contributing to climate change, the world needs to transition from fossil fuels to renewable energy sources. Power-to-X (PtX) refers to an array of processes that convert electricity (power) to various gaseous and liquid... View Details
- 2025
- Working Paper
Managing Remote Work Quality: Evidence from Auditing Management Systems Standards
By: Ashley Palmarozzo, Michael W. Toffel and Melissa Ouellet
Remote work has become more common, providing operational flexibility and productivity benefits, but questions remain about whether and how it affects work quality. We investigate the quality effects of remote work in a context in which remote work separates workers... View Details
- July 2023 (Revised January 2025)
- Teaching Note
Sian Flowers: Fresher by Sea?
By: Willy Shih and Michael W. Toffel
- July 2023
- Supplement
Sian Flowers: Fresher by Sea? – PowerPoint Supplement
By: Willy C. Shih and Michael W. Toffel
- 2024
- Working Paper
Second- versus Third-party Audit Quality: Evidence from Global Supply Chain Monitoring
By: Maria R. Ibanez, Ashley Palmarozzo, Jodi L. Short and Michael W. Toffel
Capitalizing on the superior credibility and flexibility and potential lower cost of external assessments, many global buyers are relying less on their own employee (“second-party”) auditors and more on third-party auditors to monitor and prevent environmental and... View Details
- May 2023 (Revised November 2023)
- Case
Arcos Dorados: Decarbonizing McDonald's in Latin America
By: George Serafeim, Michael W. Toffel, Jenyfeer Martinez Buitrago and Mariana Cal
This case describes the decarbonization strategy of Arcos Dorados—McDonald’s largest independent franchisee, operating in 20 countries and territories in Latin America and the Caribbean—and how the company measured its greenhouse gas (GHG) emissions, including those... View Details
Keywords: Environmental Accounting; Animal-Based Agribusiness; Plant-Based Agribusiness; Change Management; Forecasting and Prediction; Environmental Sustainability; Food; Growth Management; Supply Chain; Corporate Social Responsibility and Impact; Strategy; Agriculture and Agribusiness Industry; Food and Beverage Industry; Green Technology Industry; Consumer Products Industry; Latin America; North and Central America; South America
- April 2023 (Revised October 2023)
- Supplement
Driving Decarbonization at BMW – Instructor Spreadsheet Supplement
- January 2023
- Supplement
Global Sourcing at Nike
By: Nien-hê Hsieh and Michael W. Toffel
Powerpoint Supplement for “Global Sourcing at Nike,” HBS No. 619-008 View Details