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- All HBS Web
(525)
- News (110)
- Research (350)
- Multimedia (9)
- Faculty Publications (250)
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- September 2015
- Case
Deflategate and the National Football League
By: Marco Iansiti and Christine Snively
On January 18, 2015, the New England Patriots faced the Indianapolis Colts in the AFC Championship game. In the second quarter, a Colts player intercepted a pass from Patriots quarterback Tom Brady. Colts equipment personnel alerted NFL officials that the ball's air... View Details
Keywords: ＂Deflategate＂; Analytics; National Football League; NFLPA; Roger Goodell; Tom Brady; Operations; United States
Iansiti, Marco, and Christine Snively. "Deflategate and the National Football League." Harvard Business School Case 616-008, September 2015.
- 2018
- Working Paper
Black Out-Migration and Southern Political Realignment
By: Leah Boustan and Marco Tabellini
Can emigration from less democratic and economically less developed areas induce political and economic change? We study this question in the context of the second Great Migration of African Americans (1940–1970), when more than 4 million blacks left the U.S. South and... View Details
- 06 Mar 2012
- First Look
First Look: March 6
3.8% of GDP (the Congressional Budget Office's most likely scenario) to just over 1%. Read the article: http://hbr.org/2012/03/macroeconomic-policy-and-us-competitiveness/ar/1 Entry into Platform-based Markets Author:Feng Zhu and Marco... View Details
Keywords: Sean Silverthorne
- July 2025
- Article
Economic Integration and the Transmission of Democracy
By: Marco Tabellini and Giacomo Magistretti
In this paper, we study the effects of economic integration with democratic partners on democracy. We assemble a large country-level panel dataset from 1960 to 2015, and exploit improvements in air, relative to sea, transportation to derive a time-varying instrument... View Details
Keywords: Democratization; Institutional Development; Economic Integration; International Trade; Democracy; Political Preferences; Institutions; Trade; Global Range; Economics; Government and Politics
Tabellini, Marco, and Giacomo Magistretti. "Economic Integration and the Transmission of Democracy." Review of Economic Studies 92, no. 4 (July 2025): 2765–2792. (Available also from VOX, VOXEU, Atlantico, The Economist, Domani, and Ideas for India. Longer NBER working paper version available here.)
- 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.
- Fall, 2024
- Article
Sixty Years of the Voting Rights Act: Progress and Pitfalls
By: Andrea Bernini, Giovanni Facchini, Marco Tabellini and Cecilia Testa
We review the literature on the effects of the 1965 Voting Rights Act (VRA), which removed formal restrictions to Black political participation. After a brief description of racial discrimination suffered by Black Americans since Reconstruction, we introduce the goals... View Details
Keywords: Prejudice and Bias; Equality and Inequality; Race; Political Elections; Voting; Policy; Outcome or Result; Government Legislation
Bernini, Andrea, Giovanni Facchini, Marco Tabellini, and Cecilia Testa. "Sixty Years of the Voting Rights Act: Progress and Pitfalls." Oxford Review of Economic Policy 40, no. 3 (Fall, 2024): 486–497.
- 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.
- 2021
- Working Paper
The Value of Intermediation in the Stock Market
By: Marco Di Maggio, Mark Egan and Francesco Franzoni
We estimate a structural model of broker choice to quantitatively decompose the value that institutional investors attach to broker services. Studying over 300 million institutional equity trades, we find that investors are sensitive to both explicit and implicit... View Details
Keywords: Financial Intermediation; Institutional Investors; Research Analysts; Broker Networks; Equity Trading; Institutional Investing; Financial Services Industry
Di Maggio, Marco, Mark Egan, and Francesco Franzoni. "The Value of Intermediation in the Stock Market." Harvard Business School Working Paper, No. 20-016, August 2019. (Revised June 2021. Accepted at the Journal of Financial Economics.)
- 2011
- Working Paper
Do Not Trash the Incentive! Monetary Incentives and Waste Sorting
By: Alessandro Bucciol, Natalia Montinari and Marco Piovesan
This paper examines whether monetary incentives are an effective tool for increasing domestic waste sorting. We exploit the exogenous variation in the pricing systems experienced during the 1999-2008 decade by the 95 municipalities in the district of Treviso (Italy).... View Details
Keywords: Household; Cost Management; Consumer Behavior; Wastes and Waste Processing; Motivation and Incentives; Public Administration Industry; Italy
Bucciol, Alessandro, Natalia Montinari, and Marco Piovesan. "Do Not Trash the Incentive! Monetary Incentives and Waste Sorting." Harvard Business School Working Paper, No. 11-093, March 2011.
- 2022
- Working Paper
Hate Crime Increases with Minoritized Group Rank
People are on the move in unprecedented numbers within and between countries. How does demographic change affect local intergroup dynamics? In complement to accounts that emphasize stereotypical features of groups as determinants of their treatment, we propose the... View Details
- March 1995
- Article
Technology Integration: Managing Technological Evolution in a Complex Environment
By: Marco Iansiti
Iansiti, Marco. "Technology Integration: Managing Technological Evolution in a Complex Environment." Research Policy 24, no. 2 (March 1995): 521–42.
- September 1997
- Supplement
America's cup '95: Time-Critical Engineering Using Power Indigo
By: Marco Iansiti
Iansiti, Marco. "America's cup '95: Time-Critical Engineering Using Power Indigo." Harvard Business School Video Supplement 698-501, September 1997.
- June 1997
- Teaching Note
Silicon Graphics, Inc. (A) and (B) TN
By: Marco Iansiti
Teaching Note for (9-695-061) and (9-697-038). View Details
- May 1997
- Teaching Note
Product Development Performance, Instructor's Note
By: Marco Iansiti
Focuses on what constitutes product development performance and how it is assessed. Performance, as explained in both the note and in the materials for this three-session module, refers to the performance of both the product and the organizational process producing it.... View Details
- October 1996 (Revised October 1998)
- Case
ConneXus (A)
By: Marco Iansiti
Iansiti, Marco. "ConneXus (A)." Harvard Business School Case 697-045, October 1996. (Revised October 1998.)
- August 1991 (Revised April 1993)
- Case
MCC: The Packaging and Interconnect Program (A)
By: Marco Iansiti
Iansiti, Marco. "MCC: The Packaging and Interconnect Program (A)." Harvard Business School Case 692-020, August 1991. (Revised April 1993.)
- November 1990 (Revised May 1994)
- Case
Microsoft Corp.: Office Business Unit
By: Marco Iansiti
Describes the development of a new word processing software package, Word for Windows. The major focus is how the development process should be improved to reduce schedule slips and cost overruns. Some of the issues raised are: the use of schedules in managing... View Details
Keywords: Communication Strategy; Cost Management; Business or Company Management; Time Management; Product Development; Programs; Projects; Information Infrastructure; Applications and Software; Information Technology Industry
Iansiti, Marco. "Microsoft Corp.: Office Business Unit." Harvard Business School Case 691-033, November 1990. (Revised May 1994.)
- 1995
- Working Paper
From Technological Potential to Product Performance: An Empirical Analysis
By: Marco Iansiti