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- Faculty Publications (448)
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- All HBS Web (2,056)
- Faculty Publications (448)
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- Article
Aztec Castles and the dP3 Quiver
By: Megan Leoni, Gregg Musiker, Seth Neel and Paxton Turner
Bipartite, periodic, planar graphs known as brane tilings can be associated to a large class of quivers. This paper will explore new algebraic properties of the well-studied del Pezzo 3 (dP3) quiver and geometric properties of its corresponding brane tiling. In...
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Leoni, Megan, Gregg Musiker, Seth Neel, and Paxton Turner. "Aztec Castles and the dP3 Quiver." Journal of Physics A: Mathematical and Theoretical 47, no. 47 (November 28, 2014).
- November–December 2015
- Article
Active Postmarketing Drug Surveillance for Multiple Adverse Events
By: Joel Goh, Margrét V. Bjarnadóttir, Mohsen Bayati and Stefanos A. Zenios
Postmarketing drug surveillance is the process of monitoring the adverse events of pharmaceutical or medical devices after they are approved by the appropriate regulatory authorities. Historically, such surveillance was based on voluntary reports by medical...
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Keywords:
Drug Surveillance;
Health Care;
Stochastic Models;
Queueing;
Diffusion Approximation;
Brownian Motion;
Health Care and Treatment;
Analytics and Data Science;
Analysis
Goh, Joel, Margrét V. Bjarnadóttir, Mohsen Bayati, and Stefanos A. Zenios. "Active Postmarketing Drug Surveillance for Multiple Adverse Events." Operations Research 63, no. 6 (November–December 2015): 1528–1546. (Finalist, 2012 INFORMS Health Applications Society Pierskalla Award.)
- Article
Pattern Detection in the Activation Space for Identifying Synthesized Content
By: Celia Cintas, Skyler Speakman, Girmaw Abebe Tadesse, Victor Akinwande, Edward McFowland III and Komminist Weldemariam
Generative Adversarial Networks (GANs) have recently achieved unprecedented success in photo-realistic image synthesis from low-dimensional random noise. The ability to synthesize high-quality content at a large scale brings potential risks as the generated samples may...
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Cintas, Celia, Skyler Speakman, Girmaw Abebe Tadesse, Victor Akinwande, Edward McFowland III, and Komminist Weldemariam. "Pattern Detection in the Activation Space for Identifying Synthesized Content." Pattern Recognition Letters 153 (January 2022): 207–213.
- 09 Aug 2022
- Cold Call Podcast
A Lesson from Google: Can AI Bias be Monitored Internally?
Keywords:
Re: Tsedal Neeley
- January 2017 (Revised October 2023)
- Case
Classtivity: Payal's Pirouette
By: Jeffrey J. Bussgang and Olivia Hull
A few months after launching a new fitness technology product, the small staff of New York startup Classtivity gathers on a Saturday in April 2013 to take stock. With one successful pivot under its belt, Classtivity is finally generating revenue and enthusiasm among...
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Keywords:
Product Pivot;
Boutique Fitness;
Fitness Industry;
Market Sizing;
Consumer Technology;
Bundling;
Subscription Model;
Two-sided Marketplace;
ClassPass;
Entrepreneurship;
Venture Capital;
Business Startups;
Transition;
Customer Focus and Relationships;
Technological Innovation;
Organizational Change and Adaptation;
Customer Value and Value Chain;
Marketing Strategy;
Failure;
Business Strategy;
Technology Industry;
Health Industry;
New York (city, NY)
Bussgang, Jeffrey J., and Olivia Hull. "Classtivity: Payal's Pirouette." Harvard Business School Case 817-002, January 2017. (Revised October 2023.)
- 2012
- Article
Demand and Capacity Management in Air Transportation
This paper summarizes research trends and opportunities in the area of managing air transportation demand and capacity. Capacity constraints and resulting congestion and low schedule reliability currently impose large costs on airlines and their passengers. Significant...
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Keywords:
Demand Management;
Capacity Management;
Mathematical Modeling;
Congestion And Delays;
Trends And Opportunities;
Demand and Consumers;
Air Transportation;
Mathematical Methods;
Performance Capacity;
Air Transportation Industry
Barnhart, Cynthia, Douglas S. Fearing, Amedeo Odoni, and Vikrant Vaze. "Demand and Capacity Management in Air Transportation." EURO Journal on Transportation and Logistics 1, nos. 1-2 (2012): 135–155.
- February 2024 (Revised September 2024)
- Case
TimeCredit
By: Emanuele Colonnelli, Raymond Kluender and Shai Benjamin Bernstein
TimeCredit is an artificial intelligence (AI) startup that is developing large language models (LLMs) to generate accounting memos. The case follows Ndonga Sagnia, a Gambian Harvard Business School MBA student with an accounting background, as she decides how much...
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Keywords:
Accounting;
Business Startups;
Entrepreneurship;
Financing and Loans;
AI and Machine Learning;
Entrepreneurial Finance;
Identity;
Technology Industry
Colonnelli, Emanuele, Raymond Kluender, and Shai Benjamin Bernstein. "TimeCredit." Harvard Business School Case 824-139, February 2024. (Revised September 2024.)
- February 2024
- Teaching Note
TimeCredit
By: Emanuele Colonnelli, Raymond Kluender and Shai Benjamin Bernstein
Teaching Note for HBS Case No. 824-139. TimeCredit is an artificial intelligence (AI) startup that is developing large language models (LLMs) to generate accounting memos. The case follows Ndonga Sagnia, a Gambian Harvard Business School MBA student with an accounting...
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- September 2023 (Revised January 2024)
- Case
AI21 Labs in 2023: Strategy for Generative AI
By: David Yoffie, Orna Dan and Elena Corsi
Israeli generative artificial intelligence company AI21 Labs was founded in 2017 to realize the vision of true machine intelligence. It sought to reinvent writing and reading and in 2020 it launched Wordtune, an app using GenAI software to offer alternate text...
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Keywords:
Decision Making;
AI and Machine Learning;
Innovation Strategy;
Growth and Development Strategy;
Applications and Software;
Competitive Strategy;
Technology Industry;
Israel
Yoffie, David, Orna Dan, and Elena Corsi. "AI21 Labs in 2023: Strategy for Generative AI." Harvard Business School Case 724-383, September 2023. (Revised January 2024.)
- 2023
- Working Paper
Toward a Better Understanding of Open Ecosystems: Implications for Policymakers
By: Feng Zhu and Carmelo Cennamo
The digital realm is undergoing a significant transformation, marked by the emergence of platform
business models and the concept of open ecosystems. This paper delves into the intricate nature of
ecosystem openness, underscoring the point that the openness of...
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Zhu, Feng, and Carmelo Cennamo. "Toward a Better Understanding of Open Ecosystems: Implications for Policymakers." Working Paper, November 2023.
- 2020
- Working Paper
Design Rules, Volume 2: How Technology Shapes Organizations: Chapter 6 The Value Structure of Technologies, Part 1: Mapping Functional Relationships
Organizations are formed in a free economy because an individual or group perceives value in carrying out a technical recipe that is beyond the capacity of a single person. Technology specifies what must be done, what resources must be assembled, what actions taken in...
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Baldwin, Carliss Y. "Design Rules, Volume 2: How Technology Shapes Organizations: Chapter 6 The Value Structure of Technologies, Part 1: Mapping Functional Relationships." Harvard Business School Working Paper, No. 21-039, September 2020.
- 19 Jan 2015
- Research & Ideas
Is Wikipedia More Biased Than Encyclopædia Britannica?
Wikipedia article." Readers, meanwhile, should be conscious of the inherent bias found in Wikipedia, and seek out other sources to corroborate information on articles that lack a large number of revisions over time. On today's virtual...
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- January 2017
- Article
Contract Design and Stability in Many-to-Many Matching
By: John William Hatfield and Scott Duke Kominers
We develop a model of many-to-many matching with contracts that subsumes as special cases many-to-many matching markets and buyer/seller markets with heterogeneous and indivisible goods. In our setting, substitutable preferences are sufficient to guarantee the...
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Keywords:
Many-to-Many Matching;
Stability;
Substitutes;
Contract Design;
Contracts;
Marketplace Matching;
Balance and Stability
Hatfield, John William, and Scott Duke Kominers. "Contract Design and Stability in Many-to-Many Matching." Games and Economic Behavior 101 (January 2017): 78–97.
- 16 Jun 2009
- First Look
First Look: June 16
paper: http://www.hbs.edu/research/pdf/09-043.pdf Walking Through Jelly: Language Proficiency, Emotions, and Disrupted Collaboration in Global Work Authors:Tsedal Beyene, Pamela J. Hinds, and Catherine Durnell Cramton Abstract In an...
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Keywords:
Martha Lagace
- 2016
- Working Paper
Historical Change and the Competitive Advantage of Firms: Explicating the 'Dynamics' in the Dynamic Capabilities Framework
By: Geoffrey Jones and R. Daniel Wadhwani
This working paper aims to deepen the scholarly dialogue between strategy and history. It does so by examining how historical models of change can contribute to theory and research on the competitive advantage of firms during periods of rapid innovation. Focusing on...
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Keywords:
Strategy;
Dynamic Capabilities;
Innovation;
Temporality;
Context;
Microfoundations;
Business History;
Competitive Advantage;
Change;
Innovation and Invention
Jones, Geoffrey, and R. Daniel Wadhwani. "Historical Change and the Competitive Advantage of Firms: Explicating the 'Dynamics' in the Dynamic Capabilities Framework." Harvard Business School Working Paper, No. 17-052, December 2016.
- May 2007 (Revised April 2009)
- Case
Netflix
By: Willy C. Shih, Stephen P. Kaufman and David Spinola
Reed Hastings founded Netflix with a vision to provide a home movie service that would do a better job satisfying customers than the traditional retail rental model. But as it encouraged challenges it underwent several major strategy shifts, ultimately developing a...
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Keywords:
Business Model;
Film Entertainment;
Disruptive Innovation;
Growth and Development Strategy;
Distribution Channels;
Service Delivery;
Renting or Rental;
Competitive Strategy;
Motion Pictures and Video Industry
Shih, Willy C., Stephen P. Kaufman, and David Spinola. "Netflix." Harvard Business School Case 607-138, May 2007. (Revised April 2009.)
- 13 Apr 2016
- Research Event
What Does 'Diversity' Really Mean?
Administration at HBS, and HBS Associate Professor Amy Cuddy. Billed as “Talking the Walk: Possibilities for Change Through Dialogue, Expression, and Narrative,” the symposium focused on communication, as speakers reflected on how the View Details
Keywords:
by Dina Gerdeman
- June 2009 (Revised February 2010)
- Case
Cirque du Soleil -- The High-Wire Act of Building Sustainable Partnerships
By: Ramon Casadesus-Masanell and Maxime Aucoin
The case describes the history and business model of Cirque du Soleil (CdS). The case allows for a rich discussion and analysis of Cirque du Soleil's business model with an emphasis on how it interacts with that of MGM Mirage. Le Cirque and MGM's business models...
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Keywords:
Business Model;
Investment;
Profit;
Globalized Markets and Industries;
Growth and Development Strategy;
Market Entry and Exit;
Partners and Partnerships;
Trust;
Entertainment and Recreation Industry
Casadesus-Masanell, Ramon, and Maxime Aucoin. "Cirque du Soleil -- The High-Wire Act of Building Sustainable Partnerships." Harvard Business School Case 709-411, June 2009. (Revised February 2010.)
- May 2016 (Revised June 2017)
- Case
India's Amul: Keeping Up with the Times
By: Rohit Deshpandé, Tarun Khanna, Namrata Arora and Tanya Bijlani
Amul is an Indian dairy cooperative founded in 1947—eight months before India's independence from British rule—and owned by over three million farmers in the state of Gujarat. It is India's largest food product marketing organization, selling 46 products, including...
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Keywords:
Globalization;
Expansion;
Dairy;
India;
Cooperatives;
Milk;
Leadership;
Agriculture;
Agribusiness;
Competition;
Marketing;
Organizational Change and Adaptation;
Agriculture and Agribusiness Industry;
India
Deshpandé, Rohit, Tarun Khanna, Namrata Arora, and Tanya Bijlani. "India's Amul: Keeping Up with the Times." Harvard Business School Case 516-116, May 2016. (Revised June 2017.)
- 2022
- Working Paper
Buy Now, Pay Later Credit: User Characteristics and Effects on Spending Patterns
By: Marco Di Maggio, Justin Katz and Emily Williams
Firms offering "buy now, pay later" (BNPL) point-of-sale installment loans with minimal underwriting and low interest have captured a growing fraction of the market for short-term unsecured consumer credit. We provide a detailed look into the US BNPL market by...
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