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Show Results For
- All HBS Web
(410)
- News (82)
- Research (280)
- Multimedia (4)
- Faculty Publications (177)
- Article
Policies to Influence Perceptions about COVID-19 Risk: The Case of Maps
By: Claudia Engel, Jonathan Rodden and Marco Tabellini
Choropleth disease maps have become an important tool for informing the public about the risks posed by COVID-19. In a survey conducted in the U.S. state of Georgia in June 2020, we randomly assigned respondents to view either of two maps. The first one reported... View Details
Engel, Claudia, Jonathan Rodden, and Marco Tabellini. "Policies to Influence Perceptions about COVID-19 Risk: The Case of Maps." Science Advances 8, no. 11 (March 18, 2022).
- 2023
- Working Paper
Do Active Funds Do Better in What They Trade?
By: Marco Sammon and John J. Shim
We develop two new, simple measures to quantify active fund decisions at the individual position level. The intuition is to separate passive rebalancing induced by flows and position changes from active rebalancing decisions. We find that additive active rebalancing --... View Details
Sammon, Marco, and John J. Shim. "Do Active Funds Do Better in What They Trade?" Working Paper, November 2023.
- December 2007 (Revised July 2008)
- Case
General Mills (A)
By: Raymond V. Gilmartin, Marco Iansiti and Bianca Buccitelli
General Mills is an 80-year-old company that specializes in consumer foods such as cereal, snacks, baking, and dinner products. Although General Mills is, on the whole, a very successful company, they have, in the recent past, had to face challenges as a result the... View Details
Keywords: Competitive Strategy; Change Management; Cost Management; Problems and Challenges; Inflation and Deflation; Price; Consumer Products Industry; Manufacturing Industry
Gilmartin, Raymond V., Marco Iansiti, and Bianca Buccitelli. "General Mills (A)." Harvard Business School Case 608-004, December 2007. (Revised July 2008.)
- 2014
- Article
Children Develop a Veil of Fairness
By: Alex Shaw, Natalia Montinari, Marco Piovesan, Kristina Olson, Francesca Gino and Michael I. Norton
Previous research suggests that children develop an increasing concern with fairness over the course of development. Research with adults suggests that the concern with fairness has at least two distinct components: a desire to be fair and a desire to signal to others... View Details
Keywords: Inequity Aversion; Social Signaling; Social Cognitive Development; Communication Intention and Meaning; Fairness; Age; Reputation; Growth and Development; Cognition and Thinking
Shaw, Alex, Natalia Montinari, Marco Piovesan, Kristina Olson, Francesca Gino, and Michael I. Norton. "Children Develop a Veil of Fairness." Journal of Experimental Psychology: General 143, no. 1 (February 2014): 363–375.
- November 1996 (Revised September 1997)
- Case
BancZero New Product Development
By: Marco Iansiti and Alberto Moel
The Mexico City office of a large U.S. bank is asked by clients to develop currency swaps, a derivative financial product. This case deals with the new product development process in financial services, and the problems and issues that are raised in product development... View Details
Keywords: Product Development; Banks and Banking; Financial Instruments; Situation or Environment; Problems and Challenges; Risk and Uncertainty; Volatility; Banking Industry; Mexico City; United States
Iansiti, Marco, and Alberto Moel. "BancZero New Product Development." Harvard Business School Case 697-044, November 1996. (Revised September 1997.)
- November 1999
- Case
Lucent Technologies: Optical Networking Group
By: Marco Iansiti and Barbara Feinberg
Set in June 1999, this case describes the development of a new platform product, the Wavestar OLS 400G, that responded both to a demand for greater "bandwidth" and aggressive competitors seeking to supply it. The 400G's development process took only 14 months and... View Details
Keywords: Customers; Operations; Product Development; Performance Improvement; Information Technology; Information Infrastructure
Iansiti, Marco, and Barbara Feinberg. "Lucent Technologies: Optical Networking Group." Harvard Business School Case 600-053, November 1999.
- 13 Nov 2018
- First Look
New Research and Ideas, November 13, 2018
forthcoming Journal of Finance Brokers and Order Flow Leakage: Evidence from Fire Sales By: Barbon, Andrea, Marco Di Maggio, Francesco Franzoni, and Augustin Landier Abstract—Using trade-level data, we study whether brokers play a role in... View Details
Keywords: Dina Gerdeman
- June 2025
- Article
Passive Ownership and Price Informativeness
By: Marco Sammon
I show that passive ownership negatively affects the degree to which stock prices anticipate earnings announcements. Estimates across several research designs imply that the rise in passive ownership over the last 30 years has caused the amount of information... View Details
Keywords: Passive Ownership; ETFs; Market Efficiency; Price; Investment Funds; Stocks; Communication
Sammon, Marco. "Passive Ownership and Price Informativeness." Management Science 71, no. 6 (June 2025): 4582–4598.
- 12 Feb 2020
- Blog Post
Trying Out New Career Options with SIPs (Short Intensive Programs)
that as a philanthropist, impact investor, board member, employee or corporate partner. Fintech: Disruptions in Credit, Payments and Real Estate Faculty: Marco Di Maggio The advent of new technologies and big data promise to... View Details
- 2021
- Chapter
The Economic and Political Effects of Immigration: Evidence from the Age of Mass Migration
By: Marco Tabellini
Between 1850 and 1920, during the Age of Mass Migration, more than 30 million Europeans moved to the United States. European immigrants provided ample supply of cheap labor as well as specific skills and know-how, contributing to American economic growth. These... View Details
Keywords: Age Of Mass Migration; Political Ideology; Political Economy; Assimilation; Immigration; Economics; History; United States
Tabellini, Marco. "The Economic and Political Effects of Immigration: Evidence from the Age of Mass Migration." In Oxford Research Encyclopedia of Economics and Finance, edited by Jonathan H. Hamilton. Oxford University Press, 2021. Electronic.
- Web
Finance Awards & Honors - Faculty & Research
Institutions for "The Limits of Insurance Demand and the Growing Protection Gap" with Pari Sastry, Tess Scharlemann, and Ana-Maria Tenekedijieva. 2024 Elisabeth Kempf : Winner of the 2024 Second Place Jensen Prize for the best paper published View Details
- 15 Sep 2009
- First Look
First Look: September 15
Districts: Common Roots, Different Perspectives Authors:Michael E. Porter and Christian Ketels Publication:In Handbook of Industrial Districts, edited by Giacomo Becattini, Marco Bellandi, and Lisa De... View Details
Keywords: Martha Lagace
- 04 Dec 2007
- First Look
First Look: December 4, 2007
winter. We suggest that the presence of membership fees can lead consumers to infer a "fees -> savings" link, spurring them to increase their spending independent of the actual savings afforded by such clubs. Using both field... View Details
Keywords: Martha Lagace
- 23 Feb 2010
- First Look
First Look: Feb. 23
Wines David E. Bell, Marcos Fava Neves, Luciano Thome e Castro, and Mary ShelmanHarvard Business School Case 509-003 ViniBrasil is a small wine venture in Brazil started by a top Portuguese wine company, Dao... View Details
Keywords: Martha Lagace
- March 2022
- Article
Carbon Footprinting and Pricing under Climate Concerns
By: Marco Bertini, Stefan Buehler, Daniel Halbheer and Don Lehmann
This article studies how organizations should design a product by choosing the carbon footprint and price in a market with climate concerns. The authors first show how the cost and demand effects of reducing the product carbon footprint determine the profit-maximizing... View Details
Keywords: Carbon Footprint; Carbon Offsetting; Climate Impact; Net-zero Emissions; Pricing; Climate Change; Product Design; Price; Environmental Sustainability; Marketing
Bertini, Marco, Stefan Buehler, Daniel Halbheer, and Don Lehmann. "Carbon Footprinting and Pricing under Climate Concerns." Journal of Marketing 86, no. 2 (March 2022): 186–201.
- 06 Mar 2012
- First Look
First Look: March 6
productive. The authors have studied when 161 countries adopted 104 technologies over the past 200 years, and they conclude that profound economic advantages-as measured by per capita income-accrue to early adopters of technology. Read... View Details
Keywords: Sean Silverthorne
- January 2013 (Revised April 2013)
- Case
Microsoft Server & Tools
By: Marco Iansiti and Alain Serels
In 2011, Microsoft's Server & Tools Business (STB) was large, fast growing and highly profitable on the strength of traditional packaged product lines led by the Windows Server operating system. Even as the current packaged business was performing exceptionally well,... View Details
Keywords: Technology; Computing; Enterprise Computing; Servers; Cloud Computing; Microsoft; Technology Evolution; Technological Innovation; Disruptive Innovation; Information Technology; Information Technology Industry
Iansiti, Marco, and Alain Serels. "Microsoft Server & Tools." Harvard Business School Case 613-031, January 2013. (Revised April 2013.)
- 16 Apr 2019
- First Look
New Research and Ideas, April 16, 2019
interrelationships between three distinct parties: payers, providers, and consumers. Each group has its own perspective accompanied by a set of unique incentives, which complicate the adoption of a value-based health care system. To... View Details
Keywords: Dina Gerdeman