Publications

29 Mar 2016
Working Paper Summaries

Do CEO Activists Make a Difference? Evidence from a Field Experiment

Keywords: by Aaron K. Chatterji 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

Keywords: Auditing; Audit Quality; Working Conditions; Sustainability; Empirical Operations; Empirical Service Operations; Sustainability Management; Corporate Accountability; Corporate Social Responsibility and Impact; Supply Chain Management

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January 2014
Case

Delhi-Mumbai Industrial Corridor: India's Road to Prosperity?

By: John Macomber and Vidhya Muthuram

The Delhi-Mumbai Industrial Corridor (DMIC) was an ambitious $90 billion infrastructure project covering the 1483-km distance between Delhi and Mumbai. The project would create new industrial townships, high speed freight lines, six-lane expressways, airports, ports... View Details

03 Sep 2014
Working Paper Summaries

Supply Chain Screening Without Certification: The Critical Role of Stakeholder Pressure

Keywords: by Susan A. Kayser, John W. Maxwell & Michael W. Toffel

30 Nov 2018
What Do You Think?

What’s the Best Administrative Approach to Climate Change?

Summing Up: Should a 'Montreal Protocol' for Administering Global Warming Be Pursued? Climate change and how to manage it is a daunting subject. Nevertheless, several readers of this month’s column were willing to venture a model or two for administering a system... View Details

Keywords: by James Heskett; Energy

06 Jan 2012
Op-Ed

Where Green Corporate Ratings Fail

political process or give extra credit to those advocating for environmental policies. If nothing else, these programs should revoke green distinction from members whose contributions undermine such regulation. By currently failing to... View Details

Keywords: by Michael Toffel & Auden Schendler; Information; Publishing

March 1994 (Revised October 1994)
Case

Reading Energy

By: Forest L. Reinhardt

Reading Energy builds facilities that produce energy from nontraditional fuels. A privately held, entrepreneurial organization, it has spent six years developing a plan to build a waste-to-energy plant in the town of Robbins, Illinois. The plant would burn municipal... View Details

Keywords: Energy Generation; Wastes and Waste Processing; Business and Community Relations; Business Plan; Agreements and Arrangements; Contracts; Risk and Uncertainty; Government and Politics; Environmental Sustainability; Business Strategy; Energy Industry; Utilities Industry; Illinois

Find at Harvard

22 Apr 2020
Research Event

How Investors Are Sizing Up Climate Change’s Risks—and Opportunities

Until a few years ago, climate change’s potential impact seemed abstract for many investors. Now, as sea levels rise, hurricanes intensify, and droughts threaten food supplies, many investors are confronting its financial realities. But it’s not a simple calculation.... View Details

Keywords: by Danielle Kost; Financial Services

October 2021 (Revised May 2023)
Case

Engine No.1: An Impact Investing Firm Engages with ExxonMobil

By: Mark Kramer, Shawn Cole, Vikram S. Gandhi and T. Robert Zochowski

ExxonMobil, the world's fifth largest source of carbon emissions, remained committed to aggressively expanding its oil & gas business despite global warming. During the COVID pandemic this strategy resulted in massive losses as the price and demand for oil declined. ... View Details

Keywords: Carbon Emissions; Global Warming; Impact Investment Funds; Hedge Fund Activism; Leadership Development; Business Model; Renewable Energy; Resource Allocation; Decision Choices and Conditions; Governing and Advisory Boards

April 2023
Case

Strive Asset Management

By: Suraj Srinivasan, Lynn S. Paine and Aldo Sesia

Strive Asset Management, which launched in 2022, was actively targeting several leading U.S. companies in the upcoming 2023 proxy voting season to stop acquiescing to those large asset managers and other institutional shareholders who were pressing those companies to... View Details

Keywords: ESG; Shareholder Activism; Asset Management; Investment Funds; Corporate Governance; Risk Management; Climate Change; Diversity; Equity; Financial Services Industry; United States

01 Oct 2008
Working Paper Summaries

Responding to Public and Private Politics: Corporate Disclosure of Climate Change Strategies

Keywords: by Erin M. Reid & Michael W. Toffel

17 Sep 2024
HBS Case

The Climate Targets Leaders Need to Know as Regulations Loom

As investor pressure mounts on companies to show their environmental impacts, leaders are encountering an unwieldy tangle of terms and approaches. Climate accounting basics and a dictionary of sorts can help demystify the calculations and... View Details

Keywords: by Rachel Layne

10 Jun 2015
Research & Ideas

The Transparency Revolution in Corporate Reporting

materiality map for each industry. In our paper, we take those maps and construct scores showing how different companies are investing on material ESG issues. That allows investors to construct better risk profiles and portfolios that... View Details

Keywords: Re: George Serafeim

June 2011 (Revised October 2012)
Case

Patagonia Sur: For-Profit Land Conservation in Chile

By: Arthur I Segel, Nicolas Ibanez and Jay Verjee

Warren Adams founded Patagonia Sur in 2007 as one of the world's first for-profit land conservation businesses. His goal was to purchase over 100,000 acres of land in southern Chile and to run a variety of sustainable businesses to generate annual returns for... View Details

Keywords: Business Model; Environmental Sustainability; Profit; Investment; For-Profit Firms; Entrepreneurship; Investment Return; Revenue; Risk and Uncertainty; Capital; SWOT Analysis; Real Estate Industry; Chile

2018
Working Paper

How Scheduling Can Bias Quality Assessment: Evidence from Food Safety Inspections

By: Maria Ibanez and Michael W. Toffel

Many production processes are subject to inspection to ensure they meet quality, safety, and environmental standards imposed by companies and regulators. Inspection accuracy is critical to inspections being a useful input to assessing risks, allocating quality... View Details

Keywords: Assessment; Bias; Inspection; Scheduling; Econometric Analysis; Empirical Research; Regulation; Health; Food; Safety; Quality; Performance Consistency; Performance Evaluation; Food and Beverage Industry; Service Industry

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August 2011 (Revised February 2012)
Background Note

A Note on Water

By: Robert G. Eccles, Amy C. Edmondson, George Serafeim and Sarah E. Farrell

This note provides background on the complex issues regarding the supply and consumption of water and how this natural resource is at increasing risk, resulting in significant economic, political and environmental issues. View Details

Keywords: Economics; Government and Politics; Demand and Consumers; Supply and Industry; Risk and Uncertainty; Natural Environment; Pollutants; Environmental Sustainability

November 2023 (Revised June 2025)
Case

Aviva plc: Examining Net Zero

By: Peter Tufano, Brian Trelstad and Matteo Gasparini

The board of Aviva Plc, one of the world’s largest insurers, must review its climate risk exposures and evaluate next steps. Risk experts at the firm have conducted a robust set of analyses prepared for its regulator, the Bank of England, simulating how various climate... View Details

Keywords: Analysis; Climate Change; Insurance; Governing and Advisory Boards; Risk Management; Adaptation; Financial Services Industry; Insurance Industry; Europe; United Kingdom

08 Apr 2010
Working Paper Summaries

Multinational Strategies and Developing Countries in Historical Perspective

Keywords: by Geoffrey Jones

March 2025
Case

The Changing Climate on Wall Street

By: Clayton S. Rose, Maxim Pike Harrell and Michael Norris

Increasing and conflicting regulatory requirements and political pressures regarding climate change tested the leaders of U.S. financial institutions, as they struggled to determine how best to comply while managing their business and its risks.
In October 2024,... View Details