Publications

September 2023
Supplement

Arcos Dorados: Decarbonizing McDonald’s in Latin America – Sustainability-linked Bonds and Executive Compensation

By: George Serafeim and Michael W. Toffel

September 2023 (Revised November 2023)
Case

Seeds of Innovation: GALY's Quest to Cultivate the Future of Agriculture in the Lab

By: George Serafeim and Michael Norris

In 2023, Luciano Bueno, CEO and founder of plant cell culture agriculture company GALY, was considering the best path forward for his company as he planned to pitch Series B investors. GALY, founded in 2019, aimed to produce cotton and other crops from cells grown in... View Details

Keywords: Business Model; Green Technology; Goods and Commodities; Growth and Development Strategy; Science-Based Business; Entrepreneurship; Plant-Based Agribusiness; Business Startups; Decisions; Technological Innovation; Production; Agriculture and Agribusiness Industry; Technology Industry; Boston; Sao Paulo

September 2023
Teaching Note

Roche: ESG and Access to Healthcare

By: George Serafeim

Teaching Note for HBS Case No. 123-075. In May 2022, Roche Group, one of the largest healthcare companies in the world, hosted its first ESG investor event focused exclusively on its efforts to impact access to healthcare. While Roche had recently set an ambitious goal... View Details

Keywords: ESG; Access To Care; Healthcare; Healthcare Access; Innovation; Social Impact; Affordable; Health Care and Treatment; Innovation and Invention; Product Development; Resource Allocation; Corporate Social Responsibility and Impact; Health Industry

September 2023
Case

The Rise and Fall of FTX

By: Aiyesha Dey, Jonas Heese, Joseph Pacelli and Max Hancock

In November 2022, Sam Bankman-Fried's multi-billion-dollar crypto exchange, FTX, collapsed, wiping out investors and throwing the crypto industry into disarray. As FTX's founder and CEO, Bankman-Fried developed a reputation for his unerring business sense and... View Details

Keywords: Cryptocurrency; Crime and Corruption; Financial Statements; Misleading and Fraudulent Advertising; Insolvency and Bankruptcy; Corporate Governance; Governing Rules, Regulations, and Reforms; Failure; Restructuring; United States; Hong Kong; Bahamas

September 2023
Supplement

Icahn Enterprises: Ponzi Scheme or Sound Investment

By: Aiyesha Dey, Jonas Heese and James Weber

Excel Supplement consists of financial statements of Icahn Enterprises and two competitors. View Details

Keywords: Financial Statements

September 2023 (Revised January 2024)
Case

Icahn Enterprises: Ponzi Scheme or Sound Investment

By: Aiyesha Dey, Jonas Heese and James Weber

Icahn Enterprises, a publicly traded limited partnership founded and operated by famed activist investor Carl Icahn, had earned above market returns for over a decade. Between 2018 and early 2023, it had a compound annual return of 31%. Icahn invested in undervalued... View Details

Keywords: Stock Shares; Investment Return; Business Model; Valuation; Financial Services Industry

September 2023 (Revised June 2024)
Technical Note

Note on the Evolving Landscape of HR Tech

By: Joseph Pacelli and Alexis Lefort

Keywords: Recruitment; Retention; Selection and Staffing; Organizational Culture; Talent and Talent Management; United States

September 2023
Module Note

Live Case Exercise for Financial Reporting

By: Tatiana Sandino and Marshal Herrmann

Harvard Business School employs the case method as a cornerstone of its pedagogy, providing students with opportunities to engage in discussions related to difficult or contentious decisions confronted by real-world organizations. In this “live case,” we depart from... View Details

Keywords: Financial Reporting; Research; Corporate Disclosure

September 2023 (Revised December 2023)
Case

Viceroy Research versus Medical Properties Trust

By: Jonas Heese, Joseph Pacelli, Emilie Billaud and Carlota Moniz

September 13, 2023
Article

How the Best Chief Data Officers Create Value

By: Suraj Srinivasan and Robin Seibert

Despite the rapidly increasing prominence of data and analytics functions, the majority of chief data officers (CDOs) fail to value and price the business outcomes created by their data and analytics capabilities. It comes as no surprise then that many CDOs fall behind... View Details

Keywords: Value Creation; Analytics and Data Science; Measurement and Metrics; Leadership

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September 2023
Teaching Note

Apple’s iPhone Revolution: Pioneering the Circular Economy

By: George Serafeim

Teaching Note for HBS Case 123-089. The case describes the Trade-In system for iPhones that allow iPhones to be refurbished and reused or to be recycled. The case provides information for the students to analyze the financial attractiveness of the Trade-In system and... View Details

Keywords: Iphone; Smartphone; Technology; Business Model Innovation; Carbon Emissions; Recycling; Business Model; Product Design; Climate Change; Environmental Sustainability; Green Technology; Technology Industry

September 2023
Article

Corporate Purpose in Public and Private Firms

By: Claudine Gartenberg and George Serafeim

Analyzing data from approximately 1.5 million employees across 1,108 established public and private US companies, we find that the strength of employee beliefs related to purpose is weaker in public companies. Among public companies, those beliefs are stronger for... View Details

Keywords: Purpose; Corporate Purpose; Culture; Corporate Culture; Public And Private Organizations; Hedge Fund; Executive Pay; Corporate Governance; Corporate Strategy; Organizational Culture; Mission and Purpose; Employees; Attitudes; Executive Compensation; Ownership

September–October 2023
Article

Prospective Evaluation of the Cost of Performing Breast Imaging Examinations Using Time-Driven Activity-Based Costing Method: A Single Center Study

By: Aamir Ali, Jordana Phillips, Damir Ljuboja, Syed S. Shehab, Etta D. Pisano, Robert S. Kaplan and Ammar Sarwar

We use time-driven activity-based costing (TDABC) to measure the cost of performing breast imaging using different modalities: full-field digital mammography (FFDM), digital breast tomosynthesis (DBT), contrast-enhanced mammography (CEM), US and MRI exams, and... View Details

Keywords: Time-Driven Activity-Based Costing; Health Care; Breast Cancer; Health Care and Treatment; Cost; Cost Accounting; Health Industry

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September 2023
Article

Stock Price Reactions to ESG News: The Role of ESG Ratings and Disagreement

By: George Serafeim and Aaron Yoon

We investigate whether ESG ratings predict future ESG news and the associated market reactions. We find that the consensus rating predicts future news, but its predictive ability diminishes for firms with large disagreement between raters. Relation between news and... View Details

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Article

Update on E-liability Accounting

By: Robert Kaplan, Karthik Ramanna and Piyush Jha

Since publication of the original E-liability carbon accounting paper (HBR, Nov 2021), we created the E-liability Institute to help companies, governments, and nonprofits implement the method. The Institute’s mission is to test and validate the method, and develop... View Details

Keywords: Decarbonization; Carbon Footprint; Supply Chain; Environmental Sustainability; Environmental Accounting

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August 2023 (Revised November 2023)
Case

Accounting Outages at Plug Power? (A)

By: Jonas Heese, Joseph Pacelli and James Barnett

Set immediately after a December 2019 short-seller attack, the case explores Plug Power’s long challenging history. It then focuses on two key issues raised in the short-seller report related to lease accounting and stock warrants that Plug purportedly used to boost... View Details

Keywords: Accounting; Environmental Accounting; Financial Reporting; Ethics; Management; Social Enterprise; Investment; Stocks; Energy Industry; Green Technology Industry; United States; Europe

August 2023 (Revised November 2023)
Supplement

Accounting Outages at Plug Power? (B)

By: Jonas Heese, Joseph Pacelli and James Barnett

The case is set in spring 2021, immediately after Plug Power made financial restatements dating back to 2018. The case describes the restatements, which revealed that Plug was reclassifying expense items to boost gross profits. View Details

Keywords: Environmental Accounting; Financial Reporting; Ethics; Profit; Management; Social Enterprise; Energy Industry; Green Technology Industry; United States; Europe

August 2023
Case

Floward

By: Krishna Palepu and Namrata Arora

In 2022, Abdulaziz B. Al Loughani, CEO and co-founder of Floward, an online flower and gifting company established in Kuwait in 2017, contemplated the firm's growth trajectory. Floward, an e-commerce enterprise that offered fresh-cut flowers sourced directly from... View Details

Keywords: Initial Public Offering; Expansion; Growth and Development Strategy; E-commerce; Information Technology Industry; Middle East; North Africa; Saudi Arabia; Kuwait; United Arab Emirates; Jordan

August 2023
Teaching Note

Vanderbilt: Transforming an Academic Health Care Delivery System, 2020

By: Michael E. Porter, Robert S. Kaplan, Mary L. Witkowski and David N. Bernstein

Teaching Note for HBS Case No. 724-373. View Details

Keywords: Health Care; Health Care Industry; Academic Medicine; Value-based Health Care; Value-based Healthcare; Health Care Delivery; Service Delivery; Transformation; Health Care and Treatment; Corporate Strategy; Leadership; Health Industry; Tennessee; United States