Publications
Publications
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(5,211)
- Faculty Publications (411)
- May 2019 (Revised September 2019)
- Case
Mobike and ofo: Dancing with Titans (A)
By: Shikhar Ghosh and Haibo Zhao
This case address pacing issues – how fast does a company need to scale? It also examines the role of investors in determining company strategy and exit.
Mobike and ofo were two dominant players in China’s emerging dockless bike-sharing market, that allowed users... View Details
Mobike and ofo were two dominant players in China’s emerging dockless bike-sharing market, that allowed users... View Details
- April 2019 (Revised October 2020)
- Case
Kraft Heinz: The $8 Billion Brand Write-Down
By: Jill Avery
On Friday, February 22, 2019, following an unexpected and disappointing earnings report, The Kraft Heinz Company’s stock price fell 27%, wiping out $16 billion in market value. CEO Bernardo Hees had announced that the company had taken a $15.4 billion asset write-down,... View Details
Keywords: Brand Management; Brand Value; Brand Equity; Marketing ROI; Brand Storytelling; Intangible Assets; Brand Valuation; Marketing; Marketing Strategy; Brands and Branding; Management; Corporate Strategy; Consumer Behavior; Food; Marketing Communications; Advertising; Private Equity; Consumer Products Industry; Food and Beverage Industry; United States; North America
- February 2019 (Revised March 2019)
- Case
Banorte and the Capital Call Facility: Infrastructure Finance in Mexico
By: John D. Macomber, Carla Larangeira and Fernanda Miguel
As a result of Mexico´s pension industry deregulation, pension funds were able to invest in energy and infrastructure projects through a variety of financial instruments, particularly through Capital Development Certificates (CKDs), an asset class that served as a... View Details
- February 2019 (Revised July 2025)
- Case
Theranos: Who Has Blood on Their Hands? (A)
By: Nien-hê Hsieh, Christina R. Wing, Emilie Fournier and Anna Resman
This case covers the rise and fall of Theranos, the company founded by Elizabeth Holmes in 2004 to revolutionize the blood testing industry by creating a device that could provide from a small finger prick the same results and accuracy as intravenous blood draws. As... View Details
- January 2019 (Revised January 2022)
- Case
Chinese Infrastructure Investments in Sri Lanka: A Pearl or a Teardrop on the Belt and Road?
By: Meg Rithmire and Yihao Li
In 2015, a surprise presidential election result seemed to imperil Chinese investments in Sri Lanka, which were associated with China’s Belt and Road Initiative to build global infrastructure. In the previous decade, China had undertaken two major projects in the... View Details
- January 2019 (Revised February 2024)
- Teaching Note
Hubble Contact Lenses: Data Driven Direct-to-Consumer Marketing
By: Ayelet Israeli
Teaching Note for HBS No. 519-011. As its Series A extension round approaches, the founders of Hubble, a subscription-based, social-media fueled, direct-to-consumer (DTC) brand of contact lenses, are reflecting on the marketing strategies that have taken them to a... View Details
Keywords: DTC; Direct To Consumer Marketing; Health Care; Mobile; Attribution; Experimentation; Experiments; Churn/retention; Customer Lifetime Value; Internet Marketing; Big Data; Analytics; A/B Testing; CRM; Advertising; Marketing; Marketing Channels; Marketing Strategy; Media; Brands and Branding; Marketing Communications; Digital Marketing; Acquisition; Growth and Development Strategy; Customer Focus and Relationships; Consumer Behavior; Social Media; E-commerce
- 2019
- Article
An Empirical Study of Rich Subgroup Fairness for Machine Learning
By: Michael J Kearns, Seth Neel, Aaron Leon Roth and Zhiwei Steven Wu
Kearns et al. [2018] recently proposed a notion of rich subgroup fairness intended to bridge the gap between statistical and individual notions of fairness. Rich subgroup fairness picks a statistical fairness constraint (say, equalizing false positive rates across... View Details
- 2018
- Article
Insight into Gender Differences in STEM: Evidence from Peer Reviews in an Engineering Class
By: Jacqueline N. Lane, Bruce Ankenman and Seyed Iravani
As the service industry moves toward self-service, peer feedback serves a critical role in this shift for educational services. Peer feedback is a process by which students provide feedback to each other. One of its major benefits is that it enables students to become... View Details
Keywords: Peer Review; Peer Feedback; STEM Education; Anonymity; Education; Gender; Education Industry
- October 2018 (Revised August 2019)
- Module Note
Supply Chain Management
By: Willy C. Shih
This note on supply chain management provides background for the seven class supply chain module in the Technology & Operations Management required curriculum course taught at the Harvard Business School. This module includes four broad topics: sourcing and supply... View Details
- October 2018 (Revised July 2023)
- Case
Innovation at Uber: The Launch of Express POOL
By: Chiara Farronato, Alan MacCormack and Sarah Mehta
Set in March 2018, the case follows ride-sharing company Uber as it develops and launches a new product called Express POOL. This product offers a reduced price to riders willing to carpool, walk a short distance to/from their pick-up and drop-off points, and wait a... View Details
- September 2018
- Case
Sealed Air Corporation: Deciding the Fate of VTID (Abridged)
By: Elie Ofek
In mid-2010 the Sealed Air Corporation has to decide on next steps for its novel video tracking technology (called VTID) after unsuccessful attempts to market it in three different industry settings. The company must determine whether its most recent target market, the... View Details
- September 2018
- Article
Asset Price Dynamics in Partially Segmented Markets
By: Robin Greenwood, Samuel G. Hanson and Gordon Y. Liao
We develop a model in which capital moves quickly within an asset class but slowly between asset classes. While most investors specialize in a single asset class, a handful of generalists can gradually reallocate capital across markets. Upon the arrival... View Details
- 2018
- Working Paper
The State of Open Source Server Software
By: Shane Greenstein and Klaus Ackermann
The study assembles new data to construct a census of worldwide web server use across the globe. We document a large concentration of investment in the United States, and a wide dispersion across scores of countries. We find tens of billions of dollars of unmeasured... View Details
- August 2018
- Case
Four Products: Predicting Diffusion (2018)
By: John Gourville
One job of product managers, marketers, strategic planners, and other corporate executives is to predict what the demand will be for a new product. This task is easier for certain classes of new products than for others. For new consumer package goods, for instance,... View Details
- August 2018 (Revised February 2023)
- Case
Hubble Contact Lenses: Data Driven Direct-to-Consumer Marketing
By: Jill Avery and Ayelet Israeli
As its Series A extension round approaches, the founders of Hubble, a subscription-based, social-media fueled, direct-to-consumer (DTC) brand of contact lenses, are reflecting on the marketing strategies that have taken them to a valuation of $200 million and debating... View Details
Keywords: DTC; Direct To Consumer Marketing; Health Care; Mobile; Attribution; Experimentation; Experiments; Churn/retention; Customer Lifetime Value; Internet Marketing; Big Data; Analytics; A/B Testing; CRM; Advertising; Marketing; Marketing Channels; Marketing Strategy; Media; Brands and Branding; Marketing Communications; Digital Marketing; Consumer Behavior; Acquisition; Growth and Development Strategy; Customer Focus and Relationships; Social Media; E-commerce; Analytics and Data Science; Health Industry; Consumer Products Industry; United States; North America; Europe
- July 2018 (Revised September 2018)
- Case
Donald Trump and the Tax Cuts and Jobs Act
By: Matthew Weinzierl and Robert Scherf
In January 2018, President Donald Trump was full of optimism. He had just signed the most substantial legislation of his young presidency, the Tax Cuts and Jobs Act (TCJA), making major changes to the tax code. Echoing his campaign slogan—Make America Great Again—Trump... View Details
- July 2018
- Teaching Plan
Joan Bavaria and Multi-Dimensional Capitalism
By: Geoffrey Jones and Valeria Giacomin
This Teaching Plan accompanies the case HBS No. 317-028, “Joan Bavaria and Multi-Dimensional Capitalism.” It provides guidelines for class discussion, as well as a board plan. The case traces the origins of sustainable finance and investor activism through the career... View Details
- July 2018 (Revised March 2019)
- Teaching Note
Hilti (A): Fleet Management?
By: Ramon Casadesus-Masanell and Jan Rivkin
This Teaching Note accompanies the case HBS No. 718-419, “Hilti (A): Fleet Management.” It provides guidelines for class discussion, as well as a board plan and transcripts of the associated videos, Hilti Fleet Management Video Supplements.
The associated case... View Details
The associated case... View Details
Keywords: Business Model Innovation; Total Customer Value; Innovation; Inventions; Business Models; Value Chains; Transformations; Focusing On Customers; Business Model; Restructuring; Transformation; Customer Value and Value Chain; Decision Making; Customer Focus and Relationships; Customer Relationship Management; Construction; Innovation and Invention; Leasing; Strategy; Liechtenstein; Switzerland; Europe
- Article
Good Markets (Really Do) Make Good Neighbors
This article gives a (very) brief exposition of what market design is, along with four examples of market design in action. Loosely themed after Robert Frost’s poem “Mending Wall,” the examples demonstrate ways in which market design can break barriers—physical,... View Details