Publications

April 2025
Article

How Central Banks Manage Climate and Energy Transition Risks

By: Esther Shears, Jonas Meckling and Jared Finnegan

Central banks have begun to examine and manage climate risks, including both transition risks of moving from fossil fuels to clean energy and physical climate risks. Here we provide a systematic assessment of how and why central banks address climate risks on the basis... View Details

Keywords: Banks and Banking; Risk and Uncertainty; Climate Change; Transition; Risk Management

Article

Accounting for Climate Change

By: Robert S. Kaplan and Karthik Ramanna

Corporations are facing growing pressure—from investors, advocacy groups, politicians, and even business leaders themselves—to reduce greenhouse gas (GHG) emissions from their operations and their supply and distribution chains. About 90% of the companies in the S&P... View Details

Keywords: Greenhouse Gas Mitigation; Social Accounting; E-liabilities; Business And The Environment; Climate Change; Corporate Social Responsibility and Impact; Environmental Sustainability

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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... View Details

Keywords: by Danielle Kost; Financial Services

February 2020 (Revised March 2020)
Case

Prime Coalition: Catalytic Capital for Climate Innovation

By: Ramana Nanda, Benjamin N. Roth and Olivia Hull

With long development timelines and high risk, new energy technologies were often left to languish in the “valley of death,” unable to raise enough funds to bring a product to market. In 2014, Sarah Kearney founded the nonprofit Prime Coalition to solve this problem.... View Details

Keywords: Energy Conservation; Renewable Energy; Social Entrepreneurship; Venture Capital; Investment; Innovation and Invention; Technological Innovation; Mission and Purpose; Science-Based Business; Nonprofit Organizations; Social Enterprise; Energy Industry; Technology Industry; Green Technology Industry; United States

Teaching Interest

Overview

By: John D. Macomber

Teaching and research interests center around the matching of private and instituional capital into large public infrastructure and resilience projects that shape the future of cities and urban environments around the world. The world's population is increaslingly... View Details

Keywords: Finance; Infrastructure Finance; Water; Cities; Urbanization; Transportation; Architecture; Urban Planning; Construction; Africa; Latin America; Climate Change

24 Sep 2014
Op-Ed

The ABCs of Addressing Climate Change (From a Business Perspective)

something? Based on my experience as a real estate and construction CEO and my academic research on urbanization, new cities, and the finance of sustainable infrastructure, I propose these simple ABCs (actually A-F) for business leaders... View Details

Keywords: by John Macomber; Energy; Utilities

October 2021
Article

Shareholder Activism and Firms' Voluntary Disclosure of Climate Change Risks

By: Caroline Flammer, Michael W. Toffel and Kala Viswanathan

This paper examines whether—in the absence of mandated disclosure requirements—shareholder activism can elicit greater disclosure of firms’ exposure to climate change risks. We find that environmental shareholder activism increases the voluntary disclosure of climate... View Details

Keywords: Transparency; Reporting; Shareholder Engagement; Shareholder Activism; Climate Change; Risk and Uncertainty; Environmental Management; Investment Activism; Corporate Disclosure; Communication Strategy; Information Publishing; Measurement and Metrics; Corporate Social Responsibility and Impact; Problems and Challenges; United States

December 2024
Supplement

Northvolt: Building Batteries to Fight Climate Change (B)

By: George Serafeim, Debora L. Spar, Peter Tufano, Hugo Etchegoyhen and Emilie Billaud

The (B) case explores Northvolt’s Chapter 11 bankruptcy filing on November 21, 2024, highlighting the company’s struggles to scale operations amid a global EV market slowdown and internal production challenges. While the (A) case detailed Northvolt’s ambitious... View Details

Keywords: Batteries; Electric Vehicles; Climate Change; Corporate Social Responsibility and Impact; Energy; Green Technology; Insolvency and Bankruptcy; Investment; Technological Innovation; Risk Management; Failure; Business and Government Relations; Business and Shareholder Relations; Transportation; Green Technology Industry; Europe; Sweden

February 2007 (Revised March 2007)
Case

UBS and Climate Change--Warming Up to Global Action?

By: Felix Oberholzer-Gee, Forest L. Reinhardt and Elizabeth Raabe

Marco Suter, Executive Vice-Chairman, UBS Board of Directors, carefully studied the chart on his desk. It showed the public commitment of major financial institutions to help mitigate global warming. Evidently, UBS lagged behind its competitors. The graph was part of a... View Details

Keywords: Climate Change; Energy Conservation; Cost vs Benefits; Law; Financial Institutions; Environmental Sustainability; Corporate Accountability; Financial Services Industry

May 2024
Supplement

Miami’s Climate Tech Potential (B): The 2024 Tech Hub Proposal

By: Rosabeth Moss Kanter and Jacob A. Small

Miami-Dade County led the work to get South Florida designated a national climate resilience tech hub, the only one of 31 focused on climate change, an urgent major issue for the region in light of global warming and sea level rise. Venture capitalists saw the... View Details

Keywords: Climate Change; Venture Capital; Investment; Entrepreneurship; Green Technology; Government Administration; City

October 2024
Course Overview Note

Risks, Opportunities, and Investments in the Era of Climate Change (ROICC)

By: George Serafeim

This course overview note introduces the course Risks, Opportunities, and Investments in the Era of Climate Change to students. View Details

Keywords: Environment; Innovation; Technology; General Management; Organizational Transformations; Investments; Entrepreneurship; Strategy; Finance; Accounting; Leadership; Climate Change; Environmental Sustainability; Management

06 Jan 2010
What Do You Think?

Is a Stringent Climate Change Agreement a Pot of Gold?

Summing Up Do we even need a stringent climate change agreement? Judging from this month's comments, a question can be raised about the necessity of a climate change agreement, stringent or not, as a... View Details

Keywords: by Jim Heskett; Energy; Utilities

04 Jun 2024
Cold Call Podcast

How One Insurtech Firm Formulated a Strategy for Climate Change

Keywords: Re: Lauren H. Cohen; Insurance

07 Sep 2019
Op-Ed

Even for Non-Believers, These Are the Next Steps on Climate Change

Harvard Business School, where his work focuses on the future of cities, particularly as aided by the private finance and delivery of public infrastructure projects in both the developed and emerging worlds. [Image: Goddard Space Flight... View Details

Keywords: by John Macomber

2025
Working Paper

An Empirical Examination of Business Climate Alliances: Effective and/or Harmful?

By: Matteo Gasparini and Peter Tufano

This research studies business alliances that seek to address climate change, offering empirical evidence to address claims advanced by alliance supporters and critics. We study eleven major alliances mostly focused on financial services firms and 424 major... View Details

Keywords: Antitrust; Climate Change; Financial Institutions; Competition; Network Effects; Alliances

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April 22, 2021
Article

Shareholders Are Pressing for Climate Risk Disclosures. That's Good for Everyone

By: Caroline Flammer, Michael W. Toffel and Kala Viswanathan

Does shareholder activism induce firms to voluntarily disclose climate change risks? And how do markets respond to these disclosures? New research finds that the extent of climate-risk disclosure increases by approximately 4.6% for each environment-related proposal... View Details

Keywords: Reporting; Transparency; Activism; Shareholder Activism; Shareholder Engagement; Climate Change; Corporate Disclosure; Investment Activism; Business and Shareholder Relations

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June 2022
Case

PFA Pensions: The Climate Plus Product

By: Daniel Green, Victoria Ivashina and Alys Ferragamo

The case explores whether alternative investments play a unique role in achieving low carbon dioxide emissions at the portfolio level. This case is set in April of 2020 and follows Kasper Ahrndt Lorenzen, Chief Investment Officer, and Peter Tind Larsen, Head of... View Details

Keywords: Carbon Emissions; Carbon Footprint; Alternative Assets; Alternative Investment Vehicles; Pension Fund Investing; Private Equity; Renewable Energy; Investment Portfolio; Corporate Social Responsibility and Impact; Environmental Sustainability; Denmark