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      • Faculty Publications  (320)

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      • March 2023
      • Teaching Note

      Ransomware Attack at Colonial Pipeline Company

      By: Suraj Srinivasan and Li-Kuan Ni
      Teaching Note for HBS Case No. 123-069. On the morning of May 7, 2021, Colonial Pipeline Company became aware that the company had been the victim of a malicious ransomware attack that had stolen and locked up company data. The extortionists demanded 75 bitcoins (worth... View Details
      Keywords: Disruption; Communication; Communication Strategy; Decision Making; Decision Choices and Conditions; Judgments; Corporate Accountability; Corporate Disclosure; Corporate Governance; Governance Controls; Policy; Employees; News; Cybersecurity; Digital Strategy; Information Infrastructure; Information Management; Internet and the Web; Crisis Management; Business or Company Management; Resource Allocation; Risk Management; Negotiation Tactics; Failure; Business and Stakeholder Relations; Attitudes; Behavior; Perception; Reputation; Trust; Public Opinion; Social Issues; Infrastructure; Distribution Industry; United States; Alabama
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      Srinivasan, Suraj, and Li-Kuan Ni. "Ransomware Attack at Colonial Pipeline Company." Harvard Business School Teaching Note 123-070, March 2023.
      • March 2023
      • Case

      Ransomware Attack at Colonial Pipeline Company

      By: Suraj Srinivasan and Li-Kuan Ni
      On the morning of May 7, 2021, Colonial Pipeline Company became aware that the company had been the victim of a malicious ransomware attack that had stolen and locked up company data. The extortionists demanded 75 bitcoins (worth about $4.4 million at the time) in... View Details
      Keywords: Disruption; Communication; Communication Strategy; Decision Making; Decision Choices and Conditions; Judgments; Corporate Accountability; Corporate Disclosure; Corporate Governance; Governance Controls; Policy; Employees; News; Cybersecurity; Digital Strategy; Information Infrastructure; Information Management; Internet and the Web; Crisis Management; Business or Company Management; Resource Allocation; Risk Management; Negotiation Tactics; Failure; Business and Stakeholder Relations; Attitudes; Behavior; Perception; Reputation; Trust; Public Opinion; Social Issues; Infrastructure; Distribution Industry; United States; Alabama
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      Srinivasan, Suraj, and Li-Kuan Ni. "Ransomware Attack at Colonial Pipeline Company." Harvard Business School Case 123-069, March 2023.
      • March 2023
      • Article

      Not from Concentrate: Collusion in Collaborative Industries

      By: Jordan M. Barry, John William Hatfield, Scott Duke Kominers and Richard Lowery
      The chief principle of antitrust law and theory is that reducing market concentration—having more, smaller firms instead of fewer, bigger ones—reduces anticompetitive behavior. We demonstrate that this principle is fundamentally incomplete.

      In many... View Details
      Keywords: Antitrust; Antitrust Law; Antitrust Theory; Law And Economics; Collusion; Collaboration; Collaborative Industries; Regulation; "Repeated Games"; IPOs; Initial Public Offerings; Underwriters; Real Estate; Real Estate Agents; Realtors; Syndicated Markets; Syndication; Brokers; Market Concentration; Competition; Law; Economics; Collaborative Innovation and Invention; Governing Rules, Regulations, and Reforms; Game Theory; Initial Public Offering
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      Barry, Jordan M., John William Hatfield, Scott Duke Kominers, and Richard Lowery. "Not from Concentrate: Collusion in Collaborative Industries." Iowa Law Review 108, no. 3 (March 2023): 1089–1148.
      • February 2023
      • Case

      Ransomware Attack at Springhill Medical Center

      By: Suraj Srinivasan and Li-Kuan (Jason) Ni
      In July, 2019, Springhill Medical Center (“SMC”) in Mobile, Alabama, fell prey to a malicious ransomware attack that crippled the hospital’s internal network systems and public-facing web page. While the hospital rushed to securely restore the network, medical... View Details
      Keywords: Disruption; Communication; Communication Strategy; Decision Making; Decision Choices and Conditions; Judgments; Corporate Accountability; Corporate Disclosure; Corporate Governance; Governance Controls; Policy; Employees; News; Cybersecurity; Digital Strategy; Information Infrastructure; Information Management; Internet and the Web; Crisis Management; Resource Allocation; Risk Management; Negotiation Tactics; Failure; Business and Stakeholder Relations; Attitudes; Behavior; Perception; Reputation; Trust; Public Opinion; Social Issues; Health Industry; United States; Alabama
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      Srinivasan, Suraj, and Li-Kuan (Jason) Ni. "Ransomware Attack at Springhill Medical Center." Harvard Business School Case 123-065, February 2023.
      • February 2023 (Revised May 2023)
      • Case

      CalPERS Private Equity 2.0

      By: Josh Lerner, John D. Dionne and Alys Ferragamo
      Yup Kim, the Head of Investments, Private Equity at the California Public Employees’ Retirement System (CalPERS), reflected on the pension fund’s private equity strategy. In July of 2022, the fund was in the midst of a multi-year turnaround strategy with the goal to... View Details
      Keywords: Private Equity; Investment Portfolio; Retirement; Leadership; Strategy; Public Sector
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      Lerner, Josh, John D. Dionne, and Alys Ferragamo. "CalPERS Private Equity 2.0." Harvard Business School Case 223-048, February 2023. (Revised May 2023.)
      • Winter 2023
      • Article

      Moral Firms?

      By: Rebecca Henderson
      Building a new political economy requires transforming our markets, our institutions, and our policy and regulatory regimes. In this essay, I argue that it also requires transforming the purpose of the firm: from a singular focus on maximizing financial returns to the... View Details
      Keywords: Transformation; Mission and Purpose; Economy
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      Henderson, Rebecca. "Moral Firms?" Daedalus 152, no. 1 (Winter 2023): 198–211.
      • December 2022 (Revised February 2023)
      • Case

      Daniel Defense: Responding to the Shooting at the Robb Elementary School in Uvalde, TX

      By: Benjamin C. Esty and Daniel Fisher
      At 11:33am on May 24, 2022, an 18-year-old man from Uvalde, Texas walked into the Robb Elementary School carrying a semi-automatic "AR-15-style” rifle manufactured by Daniel Defense and killed 19 children and two adults. Three days later, Representative Carolyn Maloney... View Details
      Keywords: Gun Violence; Gun Policy; Second Amendment; Legal Liability; Government Legislation; Marketing Strategy; Business or Company Management; Product Marketing; Ethics; Corporate Accountability; Corporate Social Responsibility and Impact; Moral Sensibility; Crime and Corruption; Governing Rules, Regulations, and Reforms; Manufacturing Industry; Advertising Industry; United States
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      Esty, Benjamin C., and Daniel Fisher. "Daniel Defense: Responding to the Shooting at the Robb Elementary School in Uvalde, TX." Harvard Business School Case 323-058, December 2022. (Revised February 2023.)
      • December 8, 2022
      • Article

      The New China Shock: How Beijing’s Party-State Capitalism Is Changing the Global Economy

      By: Margaret M. Pearson, Meg Rithmire and Kellee S. Tsai
      In the wake of the global financial crisis of 2008, China began to move away from the market-based approach that had shaped its economic policies for three decades, and toward something that might be termed “party-state capitalism,” which involves a high degree of... View Details
      Keywords: International Relations; Globalized Economies and Regions; Economic Systems; Trade; China
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      Pearson, Margaret M., Meg Rithmire, and Kellee S. Tsai. "The New China Shock: How Beijing’s Party-State Capitalism Is Changing the Global Economy." ForeignAffairs.com (December 8, 2022).
      • December 2022
      • Article

      The Contribution of Price Growth to Pharmaceutical Revenue Growth in the United States: Evidence from Medicines Sold in Retail Pharmacies

      By: Pragya Kakani, Michael Chernew and Amitabh Chandra
      Context: To what extent does pharmaceutical revenue growth depend on new medicines versus increasing prices for existing medicines? Moreover, does using list prices, as is commonly done, instead of prices net of confidential rebates offered by manufacturers, which are... View Details
      Keywords: Revenue; Price; Policy; Business Strategy; Pharmaceutical Industry
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      Kakani, Pragya, Michael Chernew, and Amitabh Chandra. "The Contribution of Price Growth to Pharmaceutical Revenue Growth in the United States: Evidence from Medicines Sold in Retail Pharmacies." Journal of Health Politics, Policy and Law 47, no. 6 (December 2022): 629–648.
      • 2022
      • Working Paper

      The Limits of Decentralized Administrative Data Collection: Experimental Evidence from Colombia

      By: Natalia Garbiras-Diaz and Tara Slough
      States collect vast amounts of data for use in policymaking and public administration. To do so, central governments frequently solicit data from decentralized bureaucrats. Because central governments use these data in policymaking, decentralized bureaucrats may face... View Details
      Keywords: Decentralization; Policy-making; Policy/economics; Policy Evaluation; Governance; Government Administration; Government and Politics; Government Legislation; Policy; Public Opinion; Analytics and Data Science; Latin America; South America; Colombia
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      Garbiras-Diaz, Natalia, and Tara Slough. "The Limits of Decentralized Administrative Data Collection: Experimental Evidence from Colombia." Working Paper, December 2022.
      • August 2022 (Revised December 2022)
      • Case

      Iluméxico: For Every Family to Have Power

      By: Brian Trelstad, Isa Oliveres and Jenyfeer Martinez Buitrago
      In 2022, Manuel Wiechers, the CEO of Iluméxico, a for-profit social enterprise that provided off-grid solar energy services in rural Mexico, was finalizing his presentation for the company’s upcoming board meeting. In the 12 years since Wiechers had co-founded... View Details
      Keywords: Social Entrepreneurship; Social Enterprise; Energy; Energy Policy; Energy Generation; Energy Sources; Growth Management; Business and Government Relations; Equity; Internet and the Web; Business Model; Energy Industry; Mexico; Latin America
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      Trelstad, Brian, Isa Oliveres, and Jenyfeer Martinez Buitrago. "Iluméxico: For Every Family to Have Power." Harvard Business School Case 323-026, August 2022. (Revised December 2022.)
      • August, 2022
      • Article

      Changing Ingroup Boundaries: The Effect of Immigration on Race Relations in the United States

      By: Vasiliki Fouka and Marco Tabellini
      How do social group boundaries evolve? Does the appearance of a new outgroup change the ingroup's perceptions of other outgroups? We introduce a conceptual framework of context-dependent categorization, in which exposure to one minority leads to recategorization of... View Details
      Keywords: In-group-out-group Relations; Ingroup-outgroup Relations; Immigration; Race; Relationships; United States
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      Fouka, Vasiliki, and Marco Tabellini. "Changing Ingroup Boundaries: The Effect of Immigration on Race Relations in the United States." American Political Science Review 116, no. 3 (August, 2022): 968–984. (Featured in the Boston Globe, Washington Post, and HBS Working Knowledge.)
      • 2022
      • Article

      Towards Robust Off-Policy Evaluation via Human Inputs

      By: Harvineet Singh, Shalmali Joshi, Finale Doshi-Velez and Himabindu Lakkaraju
      Off-policy Evaluation (OPE) methods are crucial tools for evaluating policies in high-stakes domains such as healthcare, where direct deployment is often infeasible, unethical, or expensive. When deployment environments are expected to undergo changes (that is, dataset... View Details
      Keywords: Analytics and Data Science; Research
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      Singh, Harvineet, Shalmali Joshi, Finale Doshi-Velez, and Himabindu Lakkaraju. "Towards Robust Off-Policy Evaluation via Human Inputs." Proceedings of the AAAI/ACM Conference on Artificial Intelligence, Ethics, and Society (2022): 686–699.
      • July 2022 (Revised February 2024)
      • Teaching Note

      The DivaCup: Navigating Distribution and Growth

      By: Ayelet Israeli
      Teaching Note for HBS Case No. 519-055. When the mother-daughter founders of DivaCup set out with a mission to disrupt the menstrual care industry with an innovative product form, they initially struggled to gain legitimacy and convince retailers to carry their unique... View Details
      Keywords: Female; Female Ceo; Female Entrepreneur; Female Protagonist; Health & Wellness; Healthcare; Price Policies; Minimum Advertised Price; Differentiation; Positioning; Growth; Health; Health Care and Treatment; Price; Disruption; Distribution; Distribution Channels; Competitive Strategy; Competition; Growth Management; Mission and Purpose; Product Development; Product Marketing; Product Launch; Product Positioning; Advertising; Business Startups; Internet and the Web; Entrepreneurship; Social Entrepreneurship; Social Issues; Social Enterprise; Retail Industry; Medical Devices and Supplies Industry; Manufacturing Industry; Health Industry; Green Technology Industry; Education Industry; Distribution Industry; Consumer Products Industry; Canada; United States; United Kingdom
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      Israeli, Ayelet. "The DivaCup: Navigating Distribution and Growth." Harvard Business School Teaching Note 523-008, July 2022. (Revised February 2024.)
      • June 2022 (Revised August 2022)
      • Case

      Sustainability Reporting at Dollar Tree, Inc.

      By: Suraj Srinivasan and Li-Kuan Ni
      The cases discusses the ESG strategy of Dollar Tree Inc., a U.S. Fortune 500 company in the deep discount retail industry and the and shareholder pressure faced by the company. In 2022, the company faced a shareholder resolution from a renowned shareholder advocacy... View Details
      Keywords: ESG; Sustainability; Shareholder Activism; Dollar Tree; Sustainability Reporting; ESG Reporting; Board Of Directors; Shareholder Engagement; GHG; Environmental Accounting; Integrated Corporate Reporting; Trends; Communication; Announcements; Voting; Environmental Management; Climate Change; Environmental Sustainability; Values and Beliefs; Corporate Accountability; Corporate Disclosure; Corporate Governance; Governing Rules, Regulations, and Reforms; Policy; Reports; Business or Company Management; Risk Management; Corporate Social Responsibility and Impact; Outcome or Result; Strategic Planning; Business and Stakeholder Relations; Situation or Environment; Opportunities; Civil Society or Community; Social Issues; Public Opinion; Strategy; Adaptation; Alignment; Business Strategy; Corporate Strategy; Value Creation; Retail Industry; United States; Virginia
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      Srinivasan, Suraj, and Li-Kuan Ni. "Sustainability Reporting at Dollar Tree, Inc." Harvard Business School Case 122-044, June 2022. (Revised August 2022.)
      • June 2022 (Revised January 2023)
      • Case

      South Africa – a 'Just Energy Transition'

      By: Richard Vietor
      South Africa, like most other countries, is in the process of reducing its carbon emissions to comply with COP26 and, hopefully, reach net zero emissions by 2050. However, because South Africa relies almost wholly on coal (93%) for electricity, and on coal for... View Details
      Keywords: Energy; Economic Development; Climate Change; Coal Mining; Emission Reduction; Environmental Regulation; Environmental Sustainability; Environmental Law; Labor and Management Relations; Labor Unions; Natural Resources; Energy Policy; Energy Sources; South Africa
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      Vietor, Richard. "South Africa – a 'Just Energy Transition'." Harvard Business School Case 722-069, June 2022. (Revised January 2023.)
      • June 2022
      • Case

      Business Implications from Regulating Carbon Emissions in the EU

      By: George Serafeim and Benjamin Maletta
      In the beginning of the 21st century, the European Union (the EU) had led the global fight against climate change with a wide array of policy measures. The EU’s primary approach to climate policy had been taxation via the European Union Emissions Trading System (EU... View Details
      Keywords: Regulation; Carbon Emissions; Trade; Sustainability; Decarbonization; Performance; Climate Change; Analysis; Strategy; Taxation; Policy; Environmental Regulation; Industry Structures; European Union
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      Serafeim, George, and Benjamin Maletta. "Business Implications from Regulating Carbon Emissions in the EU." Harvard Business School Case 122-106, June 2022.
      • May 2022 (Revised June 2024)
      • Case

      LOOP: Driving Change in Auto Insurance Pricing

      By: Elie Ofek and Alicia Dadlani
      John Henry and Carey Anne Nadeau, co-founders and co-CEOs of LOOP, an insurtech startup based in Austin, Texas, were on a mission to modernize the archaic $250 billion automobile insurance market. They sought to create equitably priced insurance by eliminating pricing... View Details
      Keywords: AI and Machine Learning; Technological Innovation; Equality and Inequality; Prejudice and Bias; Growth and Development Strategy; Customer Relationship Management; Price; Insurance Industry; Financial Services Industry
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      Ofek, Elie, and Alicia Dadlani. "LOOP: Driving Change in Auto Insurance Pricing." Harvard Business School Case 522-073, May 2022. (Revised June 2024.)
      • 2022
      • Chapter

      Capitalism and the Environment

      By: Geoffrey Jones
      Capitalism drove the environmental decimation of the planet. The environment was seen as a free good, while the consequences of dirty industrial and agricultural processes were seen as external to the firm. Public policies largely allowed this to happen, as politicians... View Details
      Keywords: History; Environment; Sustainability; Capitalism; Ethics; Business History; Environmental Sustainability; Green Technology; Pollution; Climate Change
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      Jones, Geoffrey. "Capitalism and the Environment." Chap. 8 in Evolutions of Capitalism: Historical Perspectives: 1200–2000, edited by Catherine Casson and Philipp Robinson Rössner, 187–211. Bristol, United Kingdom: Bristol University Press, 2022.
      • February 2022
      • Case

      CityScore: Big Data Comes to Boston

      By: Boris Groysberg and Sarah L. Abbott
      In 2016, Martin “Marty” Walsh, the Mayor of Boston, introduced CityScore, a data dashboard that measured the city’s progress across a range of metrics. The dashboard was updated daily and publicly available. The mayor frequently discussed the CityScore targets in... View Details
      Keywords: Analytics and Data Science; Government Administration; Leadership; Transformation; City; Measurement and Metrics; Public Administration Industry; Boston; United States
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      Groysberg, Boris, and Sarah L. Abbott. "CityScore: Big Data Comes to Boston." Harvard Business School Case 422-050, February 2022.
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