Publications

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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

July 2009 (Revised January 2014)
Case

This case describes Millipore Corporation's approach to becoming a more environmentally sustainable company. As he prepared for his quarterly meeting with the CEO, the Director of Sustainability needed to develop positions on several issues. Tactically, he needed to... View Details

Keywords: Investment; Corporate Disclosure; Operations; Corporate Social Responsibility and Impact; Organizational Structure; Natural Environment; Environmental Sustainability; Pollutants

Educators

Article

Managing Climate Change: Lessons from the U.S. Navy

By: Forest Reinhardt and Michael W. Toffel

The U.S. Navy operates on the front lines of climate change. It manages tens of billions of dollars in assets on every continent and on every ocean, which take many years to design and build and then have decades of useful life. This means that it needs to understand... View Details

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2004
Chapter

Institutional Pressure and Environmental Management Practices

By: Magali Delmas and Michael W. Toffel

Keywords: Management Practices and Processes; Corporate Social Responsibility and Impact; Environmental Sustainability

September 2023
Supplement

Arcos Dorados: Decarbonizing McDonald’s in Latin America – Decarbonization Activities

By: George Serafeim and Michael W. Toffel

September 2023
Supplement

Arcos Dorados: Decarbonizing McDonald’s in Latin America – Alternative Protein Products

By: George Serafeim and Michael W. Toffel

15 Sep 2016
News

US Competitiveness Report Sees ‘A Nation Divided’

fact-based, nonpartisan effort to understand what makes the US economy competitive. In 2016, with US economic performance lackluster and the public discourse in this critical presidential campaign muddled, the Project’s lead faculty members, professors View Details

Article

A 680,000-Person Megastudy of Nudges to Encourage Vaccination in Pharmacies

By: Katherine L. Milkman, Linnea Gandhi, Mitesh S. Patel, Heather N. Graci, Dena M. Gromet, Hung Ho, Joseph S. Kay, Timothy W. Lee, Jake Rothschild, Jonathan E. Bogard, Ilana Brody, Christopher F. Chabris, Edward Chang, Gretchen B. Chapman, Jennifer E. Dannals, Noah J. Goldstein, Amir Goren, Hal Hershfield, Alex Hirsch, Jillian Hmurovic, Samantha Horn, Dean Karlan, Ariella S. Kristal, Cait Lamberton, Michael N. Meyer, Allison H. Oakes, Maurice E. Schweitzer, Maheen Shermohammed, Jaochim H. Talloen, Caleb Warren, Ashley V. Whillans, Kuldeep N. Yadav, Julian J. Zlatev, Ron Berman, Chalanda N. Evans, Rahul Ladhania, Jens Ludwig, Nina Mazar, Sendhil Mullainathan, Christopher K. Snider, Jann Spiess, Eli Tsukayama, Lyle Ungar, Christophe Van den Bulte, Kevin G. Volpp and Angela L. Duckworth

Encouraging vaccination is a pressing policy problem. To assess whether text-based reminders can encourage pharmacy vaccination and what kinds of messages work best, we conducted a megastudy. We randomly assigned 689,693 Walmart pharmacy patients to receive one of 22... View Details

Keywords: Vaccination; Vaccines; Nudges; Communication Strategy; Communication Technology; Consumer Behavior; Health Care and Treatment

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April 2025
Supplement

Arla Foods: Data-Driven Decarbonization (A) and (B) PowerPoint Supplement

By: Michael Parzen, Michael W. Toffel and Susan Pinckney

Arla implemented a data based price incentive systems to measure, track, and influence climate friendly changes to reduce CO2 emissions across the world’s fourth largest dairy cooperative. View Details

Keywords: Dairy Industry; Food and Beverage Industry; Europe; European Union; United Kingdom; Germany; Denmark; Sweden; Netherlands; Luxembourg; Belgium

01 Mar 2013
News

Getting Smart About Philanthropy

Advisory Board. Ted Turner, Eli Broad, Pierre Omidyar, Michael J. Fox and Deborah W. Brooks, Jennifer and Peter Buffett, Melinda Gates, and Jean and Steve Case also participated. In tandem with the project,... View Details

22 Apr 2013
Research & Ideas

Earth Day: Recent Research on Sustainability

about real estate, urbanization, sustainability, and infrastructure. LEED-ing by ExampleWhen a local government decides to pursue environmentally aware construction policies for its own buildings, the private sector follows suit,... View Details

September 2016
Teaching Note

Nuclear Energy: An Answer to Climate Change?

By: Michael W. Toffel and Glen W. S. Dowell

This case asks students to take the perspective of a nuclear energy industry association whose objective is convincing politicians and the public about the merits of its industry. The association is considering whether to approach environmental nongovernmental... View Details

Keywords: Nuclear Energy; Nuclear Power; Environment; Climate Change; Nonprofit Organizations; Environmental Protection; Environmental Strategy; Energy; Energy Sources; Renewable Energy; Partners and Partnerships; Alliances; Strategy; Energy Industry; United States

October 22, 2012
Column

Toxics Release Inventory: A Case Study in Information Disclosure Regulation

By: Glen W. S. Dowell and Michael W. Toffel

26 Mar 2008
First Look

First Look: March 26, 2008

Working PapersDiffusing Management Practices within the Firm: The Role of Information Provision Authors:Michael J. Lenox and Michael W. Toffel Abstract A key role of... View Details

Keywords: Martha Lagace

April 2025
Background Note

Climate Change Adaptation with Artificial Intelligence and Machine Learning

By: Michael W. Toffel and Nabig Chaudhry

Artificial Intelligence (AI) and machine learning (ML) have emerged as powerful tools to address climate change. This note summarizes a wide range of the uses of AI/ML to drive climate change adaptation and resilience, the measures organizations and governments are... View Details

Keywords: Climate Change; Adaptation

Educators

March 2025
Case

Calyx Global: Rating Carbon Credits

By: Michael W. Toffel and Adam Chen

This case describes how rating agencies and other organizations are seeking to improve the quality of carbon credits sold in the voluntary carbon market to organizations seeking to use them to supplement their internal decarbonization efforts to meet their net zero... View Details

Keywords: Service Design; Certification; Auditing; Auditor Reputation; Carbon Credits; Carbon; Rating Agency Disagreement; Ratings; Climate Change; Business Model; Environmental Sustainability; Corporate Social Responsibility and Impact; Conflict of Interests; Reputation; Business Strategy

Educators

November 2022 (Revised March 2023)
Supplement

JUUL and the Vaping Revolution: A 2022 Update

By: Michael W. Toffel and Sarah Mehta

This slide deck provides a brief update (2019-2022) on the rise and fall of JUUL Labs, the maker of the popular JUUL e-cigarette. View Details

November 2022 (Revised March 2023)
Supplement

JUUL and the Vaping Revolution: A 2022 Update

By: Michael W. Toffel and Sarah Mehta

This case provides a brief update (2019-2022) on the rise and fall of JUUL Labs, the maker of the popular JUUL e-cigarette. View Details