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(2,181)
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Show Results For
- All HBS Web
(2,181)
- News (439)
- Research (1,562)
- Multimedia (6)
- Faculty Publications (1,252)
- 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
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.)
- 2021
- Working Paper
Changing Ingroup Boundaries: The Effect of Immigration on Race Relations in the U.S.
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; Immigration; Race; Attitudes; Boundaries; Prejudice and Bias
Fouka, Vasiliki, and Marco Tabellini. "Changing Ingroup Boundaries: The Effect of Immigration on Race Relations in the U.S." Harvard Business School Working Paper, No. 20-100, March 2020. (Accepted at American Political Science Review. Revised June 2021.)
- September 2014 (Revised June 2016)
- Case
edX: Strategies for Higher Education
By: David Collis, Matthew Shaffer and Ashley Hartman
In May 2012, Harvard University and the Massachusetts Institute of Technology (MIT) founded edX, a new non-profit joint venture that would provide a platform for massive open online courses (MOOCs). edX did not produce original courses or instructional content—it made... View Details
Keywords: MOOCS; edX; Online Platforms; Online Education; Harvard University; MIT; Execution; Monetization; Brand Management; Higher Education; Information Technology; Strategy; Disruptive Innovation; Digital Platforms; Education Industry
Collis, David, Matthew Shaffer, and Ashley Hartman. "edX: Strategies for Higher Education." Harvard Business School Case 715-413, September 2014. (Revised June 2016.)
Cognizant 2.0: Embedding Community and Knowledge Into Work Processes
Knowledge management has been a high priority for Cognizant Technology Solutions since its inception since its global delivery model requires the global sharing of knowledge. Its first major tool was called the Knowledge Management Appliance but as Web 2.0 tools came... View Details
- 18 Mar 2011
- Working Paper Summaries
Schumpeterian Competition and Diseconomies of Scope: Illustrations from the Histories of Microsoft and IBM
- 02 Nov 2010
- First Look
First Look: November 2, 2010
PublicationsMeeting the Challenges of a Person-Centric Work Psychology Authors:Teresa M. Amabile and Steve J. Kramer Publication:Industrial and Organizational Psychology: Perspectives on Science and Practice (forthcoming) An abstract is unavailable at this time.... View Details
Keywords: Sean Silverthorne
- June 2023
- Article
How New Ideas Diffuse in Science
By: Mengjie Cheng, Daniel Scott Smith, Xiang Ren, Hancheng Cao, Sanne Smith and Daniel A. McFarland
What conditions help new ideas spread? Can knowledge entrepreneurs’ position and develop new ideas in ways that help them take off? Most innovation research focuses on products and their reference. That focus ignores the ideas themselves and the broader ideational... View Details
Keywords: Innovation Adoption; Natural Language Processing; Knowledge; Science; Innovation and Invention; Knowledge Sharing; Analytics and Data Science
Cheng, Mengjie, Daniel Scott Smith, Xiang Ren, Hancheng Cao, Sanne Smith, and Daniel A. McFarland. "How New Ideas Diffuse in Science." American Sociological Review 88, no. 3 (June 2023): 522–561.
- January 2018 (Revised September 2023)
- Case
Giving Birth to Ovia Health
By: Jeffrey J. Bussgang and Julia Kelley
In late 2016, Paris Wallace, the CEO of Ovia Health, and the rest of the company’s co-founders faced a difficult decision about the best way to grow Ovia Health’s revenue. Founded in 2012, Ovia Health specialized in mobile and web applications in the women’s health... View Details
Keywords: Entrepreneurship; Growth and Development Strategy; Market Entry and Exit; Health Care and Treatment; Health Industry
Bussgang, Jeffrey J., and Julia Kelley. "Giving Birth to Ovia Health." Harvard Business School Case 818-004, January 2018. (Revised September 2023.)
- 2013
- Working Paper
Digital Dark Matter and the Economics of Apache
By: Shane Greenstein and Frank Nagle
Researchers have long hypothesized that spillovers from government, university, and private company R&D contribute to economic growth, but these contributions may be difficult to measure when they take a non-pecuniary form. The growth of networking devices and the... View Details
Keywords: Measurement and Metrics; Internet and the Web; Performance Productivity; Applications and Software; Economic Growth; Research and Development
Greenstein, Shane, and Frank Nagle. "Digital Dark Matter and the Economics of Apache." NBER Working Paper Series, No. 19507, October 2013.
- May 2014
- Article
Digital Dark Matter and the Economic Contribution of Apache
By: Shane Greenstein and Frank Nagle
Researchers have long hypothesized that research outputs from government, university, and private company R&D contribute to economic growth, but these contributions may be difficult to measure when they take a non-pecuniary form. The growth of networking devices and... View Details
Keywords: Open Source; Apache; Economic Measurement; Digital Economics; Measurement and Metrics; Open Source Distribution; Internet and the Web; Information Technology; Applications and Software; Economic Growth; Research and Development; Web Services Industry; Web Services Industry; United States
Greenstein, Shane, and Frank Nagle. "Digital Dark Matter and the Economic Contribution of Apache." Research Policy 43, no. 4 (May 2014): 623–631. (Lead Article.)
- July 2005 (Revised June 2006)
- Case
Ryanair Holdings plc
Examines the valuation of an Irish airline that reported its first decline in net income in 2004 and saw a 30% stock price drop on the news. Ryanair is a low-cost, low-fare airline headquartered in Dublin, Ireland, operating over 200 routes in 20 countries. The company... View Details
Keywords: Strategy; International Accounting; Analysis; Valuation; Air Transportation; Forecasting and Prediction; Finance; Air Transportation Industry; Dublin
Bradshaw, Mark T. "Ryanair Holdings plc." Harvard Business School Case 106-003, July 2005. (Revised June 2006.)
- 2025
- Working Paper
Data-driven Technologies and Local Information Advantages in Small Business Lending
By: Wilbur Chen, Jung Koo Kang and Aditya Mohan
We investigate whether banks' adoption of data-driven technologies influences competitive dynamics in local small business lending by diminishing the information advantages traditionally held by local banks. Using local newspaper closures as an adverse shock to the... View Details
Keywords: Data-driven Technologies; Local Information Advantages; Local Banks; Relationship Lending; Small Business Loans; Small Business; Local Range; Financing and Loans; Banks and Banking; Analytics and Data Science; Banking Industry
Chen, Wilbur, Jung Koo Kang, and Aditya Mohan. "Data-driven Technologies and Local Information Advantages in Small Business Lending." Harvard Business School Working Paper, No. 25-057, May 2025.
- December 2024
- Article
Proximate (Co-)Working: Knowledge Spillovers and Social Interactions
By: Maria P. Roche, Alexander Oettl and Christian Catalini
We examine the influence of physical proximity on between-start-up knowledge spillovers at one of the largest technology coworking hubs in the United States. Relying on the exogenous assignment of office space to the hub’s 251 start-ups, we find that proximity... View Details
Keywords: Knowledge Integration; Coworking; Microgeography; Business Startups; Technology Adoption; Diversity; Interpersonal Communication; Knowledge Sharing; Geographic Location
Roche, Maria P., Alexander Oettl, and Christian Catalini. "Proximate (Co-)Working: Knowledge Spillovers and Social Interactions." Management Science 70, no. 12 (December 2024): 8245–8264.
- 28 Jul 2009
- First Look
First Look: July 28
Working PapersNone this week PublicationsAdverse Selection in Online 'Trust' Certifications Author:Benjamin Edelman Publication:Proceedings of ICEC'09 (forthcoming). ACM International Conference Proceeding Series Abstract Widely used online "trust"... View Details
Keywords: Martha Lagace
- October 2020
- Article
IQ from IP: Simplifying Search in Portfolio Choice
By: Huaizhi Chen, Lauren Cohen, Umit Gurun, Dong Lou and Christopher J. Malloy
Using a novel database that tracks web traffic on the SEC’s EDGAR servers between 2004 and 2015, we show that mutual fund managers gather information on a very particular subset of firms and insiders, and their surveillance is very persistent over time. This tracking... View Details
Keywords: Tracked Trades; Return Predictability; Institutional Trading; Insider Trading; Institutional Investing; Information; Investment Portfolio; Decisions; Management
Chen, Huaizhi, Lauren Cohen, Umit Gurun, Dong Lou, and Christopher J. Malloy. "IQ from IP: Simplifying Search in Portfolio Choice." Journal of Financial Economics 138, no. 1 (October 2020): 118–137. (Winner of the First Prize, Crowell Memorial Award for Best Paper in Quantitative Investments, PanAgora Asset Management, 2019.)
- February 2000 (Revised August 2000)
- Case
Boston.com
By: Thomas R. Eisenmann and Jon K Rust
How aggressively should an incumbent move when developing an online business that threatens its core product? With Internet competitors taking direct aim at the traditional print newspaper business model, the Boston Globe fought back with its own web initiative,... View Details
Keywords: Corporate Entrepreneurship; Decision Making; Change Management; Internet and the Web; Customer Relationship Management; Competitive Strategy; Publishing Industry; Information Technology Industry; United States
Eisenmann, Thomas R., and Jon K Rust. "Boston.com." Harvard Business School Case 800-165, February 2000. (Revised August 2000.)
- January 2014
- Teaching Note
Dr. Benjamin Hooks and Children's Health Forum
By: Rosabeth Moss Kanter and Ai-Ling Malone
The case includes law, business, and public health perspectives on an African American leader's social entrepreneurship and leadership in other social movements. Later in his life, Dr. Benjamin Hooks championed the eradication of lead poisoning. Prior to that Hooks... View Details
- August 2018
- Teaching Note
Magpie: Developing and Using Buyer Personas
Teaching Note for HBS No. 818-013. Magpie is a startup with a platform that allows publishers to natively tag the products discussed in their content and thus allows consumers to purchase those products without needing to leave that publisher’s web page. A key aspect... View Details
- September 2000
- Case
Jardines: Tapping the Asian E-Commerce Market
By: F. Warren McFarlan, Melissa Dailey and Fred Young
"We have made significant progress in reshaping the group in the current cycle of change," announced the homepage of Jardine Matheson & Co.'s web site. Percy Weatherall, newly appointed managing director of the company, knew all too well about change. In his previous... View Details
Keywords: Corporate Entrepreneurship; Decisions; Information Technology; Corporate Strategy; Technology Adoption
McFarlan, F. Warren, Melissa Dailey, and Fred Young. "Jardines: Tapping the Asian E-Commerce Market." Harvard Business School Case 301-045, September 2000.
- 2023
- Article
Digital Health Reimbursement Strategies of 8 European Countries and Israel: Scoping Review and Policy Mapping
By: Robin van Kessel, Divya Srivastava, Ilias Kyriopoulos, Giovanni Monti, David Novillo-Ortiz, Ran Milman, Wojciech Wilhelm Zhang-Czabanowski, Greta Nasi, Ariel Dora Stern, George Wharton and Elias Mossialos
Background: The adoption of digital health care within health systems is determined by various factors, including pricing and reimbursement. The reimbursement landscape for digital health in Europe remains underresearched. Although various emergency reimbursement... View Details
Keywords: Technology Adoption; Health Care and Treatment; Cross-Cultural and Cross-Border Issues; Price; Health Industry; Europe; Israel
van Kessel, Robin, Divya Srivastava, Ilias Kyriopoulos, Giovanni Monti, David Novillo-Ortiz, Ran Milman, Wojciech Wilhelm Zhang-Czabanowski, Greta Nasi, Ariel Dora Stern, George Wharton, and Elias Mossialos. "Digital Health Reimbursement Strategies of 8 European Countries and Israel: Scoping Review and Policy Mapping." e49003. JMIR mHealth and uHealth 11 (2023).