Publications
Publications
Show Results For
- All HBS Web
(2,432)
- Faculty Publications (517)
- November 2019
- Other Article
Corrigendum to "Multilateral Matching"
By: Keisuke Bando, Toshiyuki Hirai, John William Hatfield and Scott Duke Kominers
We identify an error in the claim by Hatfield and Kominers (2015) that every stable outcome in the setting of multilateral matching with contracts is efficient. We then show that the result can be recovered under a suitable differentiability condition. View Details
- August 2019
- Case
Twiggle: E-commerce with Semantic Search
By: Shane Greenstein and Danielle Golan
Four years after being founded, in 2014, by former Google executives Amir Konigsberg (CEO) and Adi Avidor (CTO), Twiggle had developed a search enhancement that plugged into an online merchant’s existing framework. The company utilized advanced structuring and... View Details
- August 2019
- Article
When and How to Diversify—A Multicategory Utility Model for Personalized Content Recommendation
By: Yicheng Song, Nachiketa Sahoo and Elie Ofek
Sometimes we desire change, a break from the same or an opportunity to fulfill different aspects of our needs. Noting that consumers seek variety, several approaches have been developed to diversify items recommended by personalized recommender systems. However,... View Details
- 2020
- Working Paper
To Infinity and Beyond: Scaling Economic Theories via Logical Compactness
By: Yannai A. Gonczarowski, Scott Duke Kominers and Ran I. Shorrer
Many economic-theoretic models incorporate finiteness assumptions that, while introduced for simplicity, play a real role in the analysis. Such assumptions introduce a conceptual problem, as results that rely on finiteness are often implicitly nonrobust; for example,... View Details
- 2010
- Article
Budgeting, Psychological Contracts, and Budgetary Misreporting
By: Susanna Gallani, Ranjani Krishnan, Eric J. Marinich and Michael D. Shields
This study examines the effect of psychological contract breach on budgetary misreporting. Psychological contracts are mental models or schemas that govern how employees understand their exchange relationships with their employers. Psychological contract breach leads... View Details
- June 2019
- Article
Fraud Allegations and Government Contracting
By: Jonas Heese and Gerardo Pérez Cavazos
This paper examines whether fraud allegations affect firms’ contracting with the government. Using a dataset of whistleblower allegations brought under the False Claims Act against firms accused of defrauding the government, we find that federal agencies do not reduce... View Details
- April 2019
- Article
Internalizing Global Value Chains: A Firm-Level Analysis
By: Laura Alfaro, Pol Antràs, Davin Chor and Paola Conconi
In recent decades, advances in information and communication technology and falling trade barriers have led firms to retain within their boundaries and in their domestic economies only a subset of their production stages. A key decision facing firms worldwide is the... View Details
- March 2019
- Case
Wattpad
By: John Deighton and Leora Kornfeld
How to run a platform to match four million writers of stories to 75 million readers? Use data science. Make money by doing deals with television and filmmakers and book publishers. The case describes the challenges of matching readers to stories and of helping writers... View Details
Keywords: Platform Businesses; Creative Industries; Publishing; Data Science; Machine Learning; Collaborative Filtering; Women And Leadership; Managing Data Scientists; Big Data; Recommender Systems; Digital Platforms; Information Technology; Intellectual Property; Analytics and Data Science; Publishing Industry; Entertainment and Recreation Industry; Canada; United States; Philippines; Viet Nam; Turkey; Indonesia; Brazil
- February 2019 (Revised January 2020)
- Case
Pierre Foods Acquisition of Advance Foods (A)
By: Guhan Subramanian and Mike Harmon
This case (A), and its related cases (B-E), establish a setting to discuss an M&A transaction and some of the key legal contracts that are associated with it. In 2010, private equity backed food manufacturer Pierre Foods is contemplating the acquisition of a key... View Details
- February 2019 (Revised September 2019)
- Case
Theranos: The Unicorn That Wasn't
By: Joseph B. Fuller and John Masko
In 2003, 19-year-old Elizabeth Holmes founded a startup dedicated to making blood testing easier and more affordable. By 2015, her company, Theranos, was worth $9 billion. It boasted a star-studded board and contracts with national pharmacy and supermarket chains... View Details
Keywords: Theranos; Blood; Lab Testing; Fraud; Holmes; Balwani; Shultz; Carreyrou; Securities And Exchange Commission; Food And Drug Administration; FDA; SEC; Health Testing and Trials; Corporate Accountability; Organizational Culture; Misleading and Fraudulent Advertising; Crime and Corruption; Entrepreneurship; Medical Devices and Supplies Industry
- January 2019 (Revised December 2019)
- Case
CrossBoundary Energy
By: John Macomber
Almost 500 million people are without electricity in sub-Saharan Africa. Governments and public utilities are challenged to bring generation and distribution to most of them. Considerable promise exists in “off-grid” or “mini-grid” technologies, notably using renewable... View Details
Keywords: Energy Investing; Economic Development; Renewable Energy; Business Growth and Maturation; Developing Countries and Economies; Project Finance; Emerging Markets; Industry Structures; Infrastructure; Segmentation; Private Equity; Decision Choices and Conditions; Energy Industry; Utilities Industry; Africa; Tanzania; Ghana
- 2019
- Working Paper
The Impact of Increasing Search Frictions on Online Shopping Behavior: Evidence from a Field Experiment
By: Donald Ngwe, Kris J. Ferreira and Thales Teixeira
Many online stores are designed such that shoppers can easily access any available discounted products. We propose that deliberately increasing search frictions by placing small obstacles to locating discounted items can improve online retailers’ margins and even... View Details
- Article
Diversity Thresholds: How Social Norms, Visibility, and Scrutiny Relate to Group Composition
By: Edward H. Chang, Katherine L. Milkman, Dolly Chugh and Modupe Akinola
Across a field study and four experiments, we examine how social norms and scrutiny affect decisions about adding members of underrepresented populations (e.g., women, racial minorities) to groups. When groups are scrutinized, we theorize that decision makers strive to... View Details
- December 2018 (Revised August 2022)
- Teaching Note
Revenue Recognition at HBP
By: Siko Sikochi and Paul Healy
In early 2014, Corporate Learning, one of three business units at Harvard Business Publishing (HBP), was in the process of revamping its flagship product, Harvard Manage-Mentor (HMM) from version 11.0 (HMM11) to version 12.0 (HMM12). The revamped software would be... View Details
- November 2018
- Case
The Bundesliga in the U.S.
By: Stephen A. Greyser, Sascha L. Schmidt and Florian Holzmayer
The Bundesliga, Germany’s premier football (soccer) league, is assessing its global broadcast and marketing strategy, with special focus on the very lucrative but highly competitive U.S. market. Its CEO Christian Seifert believed that a strong international position... View Details
- 2018
- Article
Knowledge about Tuberculosis and Infection Prevention Behavior: A Nine City Longitudinal Study from India
By: Sophie Huddart, Thomas Bossuroy, Vincent Pons, Siddhartha Baral, Madhukar Pai and Clara Delavallade
Background
Improving patients’ tuberculosis (TB) knowledge is a salient component of TB control strategies. Patient knowledge of TB may encourage infection prevention behaviors and improve treatment adherence. The purpose of this study is to examine how... View Details
Improving patients’ tuberculosis (TB) knowledge is a salient component of TB control strategies. Patient knowledge of TB may encourage infection prevention behaviors and improve treatment adherence. The purpose of this study is to examine how... View Details
- October 2018
- Case
Shield AI
By: Mitchell Weiss and A.J. Steinlage
Shield AI’s quadcopter – with no pilot and no flight plan – could clear a building and outpace human warfighters by almost five minutes. This was not to say that it was better than the warfighters or would replace their jobs, but it was evidence that autonomous robots... View Details
Keywords: Public Entrepreneurship; Artificial Intelligence; AI; Entrepreneurial Sales; Government; Defense; Shield AI; Brandon Tseng; Ryan Tseng; Andrew Reiter; Robots; Robotics; UAV; UAVs; Government Sales; Entrepreneurship; Public Sector; Sales; Government Administration; National Security; Business and Government Relations; AI and Machine Learning; Technology Industry; United States
- 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
- Article
Why Grit Requires Perseverance and Passion to Positively Predict Performance
By: Jon M. Jachimowicz, Andreas Wihler, Erica R. Bailey and Adam D. Galinsky
Prior studies linking grit—defined as perseverance and passion for long-term goals—to performance are beset by contradictory evidence. As a result, commentators have increasingly declared that grit has limited effects. We propose that this inconsistent evidence has... View Details
- September 2018
- Case
ProdEng: Services for Oil & Gas Extraction
By: Frank V. Cespedes, Maria Fernanda Miguel and Mariana Cal
ProdEng is a venture created as part of a PE fund and provides oil field services in Argentina. In 2016, an industry-wide unforeseen oil and gas demand slump drove ProdEng’s average service rates down by more than 37%, with EBITDA margins falling from 50% to 24% in the... View Details