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All HBS Web
(2,832)
- Faculty Publications (433)
- January 2021 (Revised August 2021)
- Case
ByteDance: TikTok and the Trials of Going Viral
By: William C. Kirby and John P. McHugh
In 2020, TikTok became the most valuable start-up ever. The short-form, video-sharing social media platform emerged as the crown jewel of the Chinese technology firm ByteDance, realizing 850 million monthly users and an estimated worth of $180 billion. However, a...
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Keywords:
China;
Technology;
Startup;
Start-up;
International Strategy;
Global Strategy And Leadership;
Innovation;
Political Risk;
Regulations;
Trump;
Foreign Policy;
Foreign Investment;
Chinese Internet Market;
Global Strategy;
Crisis Management;
Risk and Uncertainty;
Entrepreneurship;
Globalized Economies and Regions;
Government Legislation;
Innovation and Management;
Governing Rules, Regulations, and Reforms;
Internet and the Web;
Social Media;
Technology Industry;
China;
United States
Kirby, William C., and John P. McHugh. "ByteDance: TikTok and the Trials of Going Viral." Harvard Business School Case 321-110, January 2021. (Revised August 2021.)
- January 2021
- Article
Chain Stability in Trading Networks
By: John William Hatfield, Scott Duke Kominers, Alexandru Nichifor, Michael Ostrovsky and Alexander Westkamp
We show that in general trading networks with bilateral contracts, a suitably adapted chain stability concept (Ostrovsky, 2008) is equivalent to stability (Hatfield and Kominers, 2012; Hatfield et al., 2013) if all agents' preferences are fully substitutable and...
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Keywords:
Matching;
Trading Networks;
Chain Stability;
Stability;
Competitive Equilibria;
Full Substitutability;
Laws Of Aggregate Supply And Demand;
Contracts;
Market Design;
Balance and Stability
Hatfield, John William, Scott Duke Kominers, Alexandru Nichifor, Michael Ostrovsky, and Alexander Westkamp. "Chain Stability in Trading Networks." Theoretical Economics 16, no. 1 (January 2021): 197–234.
- November 2020 (Revised February 2021)
- Case
Wes Hall and the BlackNorth Initiative
By: Shikhar Ghosh, Marilyn Morgan Westner and Reza Satchu
Wes Hall founded Kingsdale Advisors and built it into one of Canada’s leading shareholder services and advisory firms. Influenced by the Black Lives Matter (BLM) movement and a series of social injustices—specifically the death of George Floyd in police custody—Hall...
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Keywords:
Racism;
Cultural Entrepreneurship;
Social Entrepreneurship;
Diversity;
Race;
Social Issues;
Ethics;
Canada;
North America
Ghosh, Shikhar, Marilyn Morgan Westner, and Reza Satchu. "Wes Hall and the BlackNorth Initiative." Harvard Business School Case 821-056, November 2020. (Revised February 2021.)
- November 2020 (Revised September 2021)
- Case
HP Instant Ink: (Self) Disrupting the Consumer Printing Market
By: Elie Ofek, Marco Bertini, Oded Koenigsberg and George Gonzalez
Seeking to disrupt the consumer printing market (before being disrupted by others), and in response to customer pain points, in 2013 HP Inc. launched an ink replenishment service called Instant Ink, where customers pay a monthly subscription fee based on the number of...
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Keywords:
Printing;
Ink;
Subscription Model;
Customers;
Information Infrastructure;
Service Delivery;
Business Model;
Disruption;
Growth and Development Strategy
Ofek, Elie, Marco Bertini, Oded Koenigsberg, and George Gonzalez. "HP Instant Ink: (Self) Disrupting the Consumer Printing Market." Harvard Business School Case 521-016, November 2020. (Revised September 2021.)
- November 2020 (Revised June 2022)
- Case
Community-First Public Safety
By: Mitchell B. Weiss and Sarah Mehta
How many police officer positions to fund? In August 2020, the question facing St. Paul Mayor Melvin Carter, which might have seemed routine to another mayor at another time in another place, was anything but. A pandemic had rendered the city some $19-$34 million short...
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Keywords:
Race;
Law Enforcement;
Governance;
Decision Making;
Safety;
Social Issues;
Public Administration Industry;
United States;
Minnesota;
Saint Paul
Weiss, Mitchell B., and Sarah Mehta. "Community-First Public Safety." Harvard Business School Case 821-005, November 2020. (Revised June 2022.)
- November 2020 (Revised March 2023)
- Teaching Note
Unrest in Chile
By: Vincent Pons, John Masko, Rafael Di Tella and William Mullins
In 2020, Chileans would head to the ballot box to decide their country’s future. Many international observers credited Chile’s decades of neoliberal governance with turning the country into Latin America’s “Tiger,” a prosperous, diversified economy on its way to...
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- November 2020 (Revised March 2023)
- Case
Zipline: The World's Largest Drone Delivery Network
By: Tarun Khanna and George Gonzalez
Zipline established the world's largest logistics network in Rwanda and Ghana by delivering medical supplies to hospitals via automated drones. The company is now looking to expand in the U.S. and partnered with Walmart to expand into home delivery. Zipline must...
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Keywords:
Drones;
Business Startups;
Expansion;
Growth and Development Strategy;
Governing Rules, Regulations, and Reforms;
Medical Devices and Supplies Industry;
United States;
Africa
Khanna, Tarun, and George Gonzalez. "Zipline: The World's Largest Drone Delivery Network." Harvard Business School Case 721-366, November 2020. (Revised March 2023.)
- November 2020
- Case
Guild Education: Unlocking Opportunity for America's Workforce
By: William A. Sahlman, Michael D. Smith, Nicole Tempest Keller and Alpana Thapar
Founded in 2015, Guild Education is an education marketplace that connects employers and universities to provide employees with ‘education as a benefit.’ The Denver-based company is transforming traditional tuition assistance programs by facilitating direct payment by...
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Keywords:
Education;
Digital Platforms;
Information Technology;
Employees;
Social Enterprise;
Education Industry;
Technology Industry;
Colorado
Sahlman, William A., Michael D. Smith, Nicole Tempest Keller, and Alpana Thapar. "Guild Education: Unlocking Opportunity for America's Workforce." Harvard Business School Case 821-050, November 2020.
- October 29, 2020
- Article
How to Build a Digital Brand That Lasts
By: William Collis and David Collis
What makes a brand durable even as business models, technology and consumer behavior radically change? The key is that durable brands are adaptable brands—even legacy ones. To create durability, apply the MACE framework: 1) Mastery: Give your consumers...
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Collis, William, and David Collis. "How to Build a Digital Brand That Lasts." Harvard Business Review Digital Articles (October 29, 2020).
- October 2020
- Article
Collusion in Markets with Syndication
By: John William Hatfield, Scott Duke Kominers, Richard Lowery and Jordan M. Barry
Markets for IPOs and debt issuances are syndicated, in the sense that a bidder who wins a contract may invite losing bidders to join a syndicate that together fulfills the contract. We show that in markets with syndication, standard intuitions from industrial...
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Keywords:
Collusion;
Antitrust;
IPO Underwriting;
Syndication;
"Repeated Games";
Markets;
Game Theory
Hatfield, John William, Scott Duke Kominers, Richard Lowery, and Jordan M. Barry. "Collusion in Markets with Syndication." Journal of Political Economy 128, no. 10 (October 2020).
- October 2020
- Case
HOPE and Transformational Lending: Netflix Invests in Black Led Banks
By: John D. Macomber and Janice Broome Brooks
Following the killing of George Floyd on Memorial Day in 2020, the large US corporation Netflix elected to make a "transformational deposit" of $10 million into Hope Credit Union (HCU), a small Black led community development finance institution (CDFI) based in...
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- September 3, 2020
- Article
How to Measure a Company's Real Impact
By: Ronald Cohen and George Serafeim
Impact transparency will reshape capitalism. By shifting the pursuit of profit away from negligently creating problems to purposefully creating valuable solutions for the world, it will redefine success, so that its measure is not just money, but the positive impact we...
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Keywords:
Impact;
Impact Investing;
Impact Measurement;
Impact Investment;
Impact Investment Funds;
Accountability;
Accounting Information;
Corporate Performance;
Sustainability;
Social Impact;
Capitalism;
Accounting;
Corporate Accountability;
Performance;
Measurement and Metrics;
Social Enterprise;
Society
Cohen, Ronald, and George Serafeim. "How to Measure a Company's Real Impact." Harvard Business Review (website) (September 3, 2020).
- September–October 2020
- Article
Social-Impact Efforts That Create Real Value
By: George Serafeim
Until the mid-2010s few investors paid attention to environmental, social, and governance (ESG) data—information about companies’ carbon footprints, labor policies, board makeup, and so forth. Today the data is widely used by investors. How can organizations create...
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Keywords:
Sustainability;
Sustainability Management;
ESG;
ESG (Environmental, Social, Governance) Performance;
ESG Disclosure;
ESG Disclosure Metrics;
ESG Ratings;
ESG Reporting;
Social Impact;
Impact Measurement;
Social Innovation;
Purpose;
Corporate Purpose;
Corporate Social Responsibility;
Strategy;
Social Enterprise;
Society;
Accounting;
Investment;
Environmental Sustainability;
Climate Change;
Corporate Strategy;
Mission and Purpose;
Corporate Social Responsibility and Impact;
Financial Services Industry;
Chemical Industry;
Technology Industry;
Consumer Products Industry;
Pharmaceutical Industry;
North America;
Europe;
Japan;
Australia
Serafeim, George. "Social-Impact Efforts That Create Real Value." Harvard Business Review 98, no. 5 (September–October 2020): 38–48.
- August 2020
- Case
Zoom Video Communications: Eric Yuan's Leadership During COVID-19
In the first half of 2020, worldwide lockdowns caused by the COVID-19 pandemic brought explosive growth to the Zoom Video Communications platform, as people replaced in-person work and social events with videoconferencing. Months into the pandemic, CEO Eric Yuan...
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Keywords:
Transformation;
Communication Technology;
Customer Value and Value Chain;
Values and Beliefs;
Technological Innovation;
Leadership;
Crisis Management;
Organizational Culture;
Working Conditions;
Strategy;
Information Technology;
Applications and Software;
Technology Adoption;
Health Pandemics;
Technology Industry;
United States;
California
Kominers, Scott Duke, Christopher Stanton, Andy Wu, and George Gonzalez. "Zoom Video Communications: Eric Yuan's Leadership During COVID-19." Harvard Business School Case 821-014, August 2020.
- August 2020 (Revised November 2022)
- Case
George Soros: The Stateless Statesman
By: Geoffrey Jones and Wendy Ying
This case traces the business career and philanthropic activities of George Soros. The Hungarian-born Soros made a fortune as a hedge fund investor after establishing Quantum Fund on the tax haven island of Curaçao in the Netherlands Antilles in 1973 where he was...
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Keywords:
Hedge Fund;
Philanthropy;
Populism;
Finance;
Philanthropy and Charitable Giving;
Political Elections;
Personal Development and Career;
Leadership Style;
Financial Services Industry;
Europe;
Hungary;
United Kingdom;
North and Central America;
United States
Jones, Geoffrey, and Wendy Ying. "George Soros: The Stateless Statesman." Harvard Business School Case 321-012, August 2020. (Revised November 2022.)
- August 2020 (Revised June 2021)
- Case
Skillz: Esports and Skill-Based Mobile Gaming
By: Andy Wu, David B. Yoffie and George Gonzalez
Founded in 2012, Skillz offered a platform for mobile app developers to monetize skill-based games via prized tournaments. Skillz had over 20,000 registered developers that had created thousands of Skillz-powered games played by over 30 million registered users...
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Keywords:
Video Games;
Mobile;
Esports;
Applications and Software;
Games, Gaming, and Gambling;
Mobile and Wireless Technology;
Growth and Development Strategy;
Information Technology;
Digital Platforms;
United States
Wu, Andy, David B. Yoffie, and George Gonzalez. "Skillz: Esports and Skill-Based Mobile Gaming." Harvard Business School Case 721-358, August 2020. (Revised June 2021.)
- August 2020
- Article
Do Physician Incentives Increase Patient Medication Adherence?
By: Edward Kong, John Beshears, David Laibson, Brigitte Madrian, Kevin Volpp, George Loewenstein, Jonathan Kolstad and James J. Choi
We conducted a randomized experiment (911 primary care practices and 8,935 nonadherent patients) to test the effect of paying physicians for increasing patient medication adherence in three drug classes: diabetes medication, antihypertensives, and statins. We measured...
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Keywords:
Health Economics;
Medication Adherence;
Physician Payment Incentives;
Primary Care;
Quality Improvement;
Health Care and Treatment;
Motivation and Incentives;
Behavior
Kong, Edward, John Beshears, David Laibson, Brigitte Madrian, Kevin Volpp, George Loewenstein, Jonathan Kolstad, and James J. Choi. "Do Physician Incentives Increase Patient Medication Adherence?" Health Services Research 55, no. 4 (August 2020): 503–511.
- July 2020 (Revised September 2020)
- Case
MobSquad
By: Prithwiraj Choudhury, William R. Kerr and Susie L. Ma
Irfhan Rawji (MBA 2004) launched MobSquad in October 2018 to help American tech start-ups retain hard-to-find talent, many of whom struggled with U.S. work visa issues, such as software engineers with experience in artificial intelligence, machine learning, or data...
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Keywords:
Work Visas;
H1-B;
Business Ventures;
Business Startups;
Labor;
Human Capital;
Human Resources;
Crisis Management;
Employment Industry;
Canada;
United States
Choudhury, Prithwiraj, William R. Kerr, and Susie L. Ma. "MobSquad." Harvard Business School Case 821-010, July 2020. (Revised September 2020.)
- Article
Sustainability, Business, and Health
By: George Serafeim, Amanda M. Rischbieth and Howard K. Koh
The coronavirus disease 2019 (COVID-19) pandemic has demonstrated that response demands involvement from every sector of society. As a major example, some businesses have stepped up in ways previously unimaginable. Garment companies have repurposed production to face...
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Keywords:
COVID;
COVID-19;
Sustainability;
Health And Wellness;
Corporate Social Responsibility;
Health Pandemics;
Health;
Corporate Social Responsibility and Impact;
Corporate Accountability;
Health Care and Treatment
Serafeim, George, Amanda M. Rischbieth, and Howard K. Koh. "Sustainability, Business, and Health." JAMA, the Journal of the American Medical Association 324, no. 2 (July 14, 2020): 147–148.
- June 2020
- Case
Agile Consumer Product Innovation with Alibaba's Tmall Innovation Center
By: William R. Kerr, Daniel O'Connor and James Palano
Consumer products companies were beset by changes on all sides during the 2010s. Customers were increasingly turning to ecommerce platforms rather than shopping in-store. Meanwhile, nimble, digitally-savvy competitors were gaining market share by capitalizing on the...
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Keywords:
Future Of Work;
Retail;
Ecommerce;
Alibaba;
Consumer Products;
Innovation;
Innovation and Invention;
Product Development;
Consumer Behavior;
E-commerce;
Consumer Products Industry;
Retail Industry;
China
Kerr, William R., Daniel O'Connor, and James Palano. "Agile Consumer Product Innovation with Alibaba's Tmall Innovation Center." Harvard Business School Case 820-087, June 2020.