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- All HBS Web
(370)
- People (1)
- News (128)
- Research (195)
- Events (5)
- Multimedia (3)
- Faculty Publications (77)
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- 14 Dec 2009
- Research & Ideas
Can Entrepreneurs Drive People Movers to Success?
accept all kinds of intrusions in our urban environments—buses, highway ramps, traffic lights, telephone poles. I am hopeful that PRT will stack up well—huge benefits relative to the intrusion it asks a community to permit. But a lot... View Details
- 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.)
- December 2001 (Revised April 2003)
- Case
Poland's A2 Motorway
By: Benjamin C. Esty and Michael Kane
Autostrada Wielkopolska S.A. (AWSA) is a consortium of 18 firms that won a concession to build and operate Poland's first private toll road. In June 2000, AWSA's chief financial officer, Wojciech Gebicki, is preparing for a meeting with the projects' lead bankers to... View Details
Keywords: Risk Management; Cost vs Benefits; Project Finance; Projects; Construction Industry; Transportation Industry; Poland
Esty, Benjamin C., and Michael Kane. "Poland's A2 Motorway." Harvard Business School Case 202-030, December 2001. (Revised April 2003.)
- November 2023 (Revised April 2025)
- Case
Norse Atlantic Airways
By: Willy Shih
Bjørn Tore Larsen, Norse Atlantic Airways' founder and CEO, hadn't planned to get into the airline business. But when the COVID-19 pandemic depressed the global demand for air travel and the lease rates for jetliners, he realized if ever he was going to get into the... View Details
Keywords: Business Model; Business Startups; Market Entry and Exit; Leasing; Business Strategy; Segmentation; Interest Rates; Air Transportation Industry; Europe; North America; Norway; United Kingdom; United States
Shih, Willy. "Norse Atlantic Airways." Harvard Business School Case 624-034, November 2023. (Revised April 2025.)
- 2015
- Book
MOVE: Putting America's Infrastructure Back in the Lead
Americans are stuck. We live with travel delays on congested roads; shipping delays on clogged railways; and delays on repairs, project approvals, and funding due to gridlocked leadership. These delays affect us all, whether you are a daily commuter, a frequent flyer,... View Details
Keywords: United States; Railroad History; Airlines; Airline Industry; Air Transportation; Passenger Transportation; Cities; Urban Planning; Freighting; Change; Leadership; Public Policy; Change Leadership; Public Finance; Infrastructure; Policy; Technological Innovation; Change Management; Leading Change; Urban Development; Project Finance; Entrepreneurship; City; Transportation; Transportation Industry; Shipping Industry; Rail Industry; Air Transportation Industry; United States
Kanter, Rosabeth M. MOVE: Putting America's Infrastructure Back in the Lead. New York: W. W. Norton & Company, 2015.
- 08 Aug 2017
- First Look
First Look at Research and Ideas, August 8, 2017
data-sharing partnership that provided officials with traffic incident and congestion data. Since 2015, her program had enabled officials in Kentucky and elsewhere to share more reliable traffic information... View Details
Keywords: Sean Silverthorne
- February 2021 (Revised May 2021)
- Case
SafeGraph: Selling Data as a Service
By: Ramana Nanda, Abhishek Nagaraj and Allison Ciechanover
Set in January 2021, the CEO of SafeGraph, a four-year-old startup that sold Data as a Service, looked to the future. His aim was to become the most trusted source for data about a physical place. The company provided points of interest (POI) and foot traffic data on... View Details
Keywords: Data As A Service; Monetization; Pricing; Business Startups; Analytics and Data Science; Consumer Behavior; Analysis; Business Model; Health Pandemics; Information Industry; United States
Nanda, Ramana, Abhishek Nagaraj, and Allison Ciechanover. "SafeGraph: Selling Data as a Service." Harvard Business School Case 821-082, February 2021. (Revised May 2021.)
- 15 Apr 2010
- Working Paper Summaries
The Consequences of Entrepreneurial Finance: A Regression Discontinuity Analysis
- 09 Feb 2011
- Working Paper Summaries
Sustainable Cities: Oxymoron or the Shape of the Future?
- 26 Apr 2024
- HBS Case
Deion Sanders' Prime Lessons for Leading a Team to Victory
reviewing uniform, merchandise, and apparel designs. “No one questioned if he sat in on a meeting about pedestrian traffic for an upcoming football game, reviewed a working design of a commemorative poster to be handed out to fans, or... View Details
- 13 Jun 2017
- First Look
First Look at New Research and Ideas, June 13
May 2017 American Economic Review: Papers and Proceedings Immigration and the Rise of American Ingenuity By: Akcigit, Ufuk, John Grigsby, and Tom Nicholas Abstract—We build on the analysis in Akcigit, Grigsby, and Nicholas (2017) by using U.S. patent and census data to... View Details
Keywords: Sean Silverthorne
- 15 May 2024
- Research & Ideas
A Major Roadblock for Autonomous Cars: Motorists Believe They Drive Better
matter of how they view the technology in a vacuum, but it's how they view it in relation to themselves.” The pursuit of vehicle automation isn’t just a technological or financial quest by automakers, it’s an urgent public safety issue. Worldwide, View Details
- 2025
- Book
Talk: The Science of Conversation and the Art of Being Ourselves
We all struggle with difficult conversations, but we're often not very good at easy ones either. Though we do it all the time, conversation is one of the most complex, demanding, and delicate of all human tasks, rife with possibilities for misinterpretation and... View Details
Keywords: Interpersonal Communication
Brooks, Alison Wood. Talk: The Science of Conversation and the Art of Being Ourselves. Crown, 2025.
- January 2000 (Revised April 2000)
- Case
StarMedia: Launching a Latin American Revolution
By: Thomas R. Eisenmann and Jon K Rust
By the fall of 1999, StarMedia had sprinted to a sizable lead in the race to acquire Latin American Internet users. Its pan-regional, horizontal portal was the first to target Spanish- and Portuguese-language speakers on the Internet, registering 1.2 billion page views... View Details
Keywords: Private Ownership; History; Risk Management; Business Cycles; Corporate Entrepreneurship; Infrastructure; Media; Emerging Markets; Cross-Cultural and Cross-Border Issues; Web; Information Technology Industry; Web Services Industry
Eisenmann, Thomas R., and Jon K Rust. "StarMedia: Launching a Latin American Revolution." Harvard Business School Case 800-166, January 2000. (Revised April 2000.)
- 18 Dec 2012
- First Look
First Look: December 18
PublicationsHarder Than I Thought: Adventures of a Twenty-First Century Leader Authors:Austin, Robert D., Richard L. Nolan, and Shannon O'Donnell Publication:Harvard Business Review Press, 2012 Abstract Being a great leader today is much harder than you think-meet... View Details
Keywords: Carmen Nobel
- 17 Jan 2023
- In Practice
8 Trends to Watch in 2023
As 2023 begins, businesses and employees face an uncertain economy and labor market, as the twin dilemmas of inflation and interest rates weigh on forecasts. Harvard Business School faculty share the top trends that they believe will shape the workplace and markets... View Details
Keywords: by Avery Forman
- December 2017
- Case
International Institute of Tropical Agriculture
By: Jose B. Alvarez and Sarah Mehta
It is July 2017, and Dr. Nteranya Sanginga, the director general of the Nigeria-based International Institute of Tropical Agriculture (IITA), is making progress toward two of his primary strategic objectives for the nonprofit research Institute: 1) to scale the impact... View Details
Keywords: Scaling Technologies; Youth Unemployment; Innovation In Nonprofits; Agribusiness; Plant-Based Agribusiness; Cash Flow; Labor; Employment; Commercialization; Problems and Challenges; Agriculture and Agribusiness Industry; Africa; Nigeria
Alvarez, Jose B., and Sarah Mehta. "International Institute of Tropical Agriculture." Harvard Business School Case 518-034, December 2017.
- 29 Nov 2022
- Research & Ideas
Is There a Method to Musk’s Madness on Twitter?
traffic for the World Cup and stay operational when the most eyes are on it. On that front, it’s a very dangerous situation because Twitter has lost a lot of people, both through the layoffs as well as a significant amount of people... View Details
- 21 Aug 2013
- Research & Ideas
What Went Wrong at J.C. Penney?
especially lower- and middle-income families, while the boutiques didn't want their brands diluted by discount pricing. The depths of the recession made this everyday-low-prices strategy difficult to carry out. Customer traffic dropped... View Details
- 24 Oct 2023
- Research & Ideas
When Tech Platforms Identify Black-Owned Businesses, White Customers Buy
visits—boosting in-store traffic by about 10 percent. “Technology companies can play a role in working toward racial equity.” The study, called “The Benefits of Revealing Race: Evidence from Minority-Owned Businesses,” also found that... View Details