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(523)
- News (110)
- Research (350)
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- Faculty Publications (248)
Show Results For
- All HBS Web
(523)
- News (110)
- Research (350)
- Multimedia (9)
- Faculty Publications (248)
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- 2024
- Working Paper
What Triggers National Stock Market Jumps?
By: Scott R. Baker, Nicholas Bloom, Steven J. Davis and Marco Sammon
We examine newspapers the day after major stock-market jumps to evaluate the proximate cause, geographic source, and clarity of these events from 1900 in the US, 1930 in the UK and 1980 in 12 other countries. We find four main results. First, the United States plays an... View Details
Keywords: Uncertainty; Policy Uncertainty; Stock Market; Financial Markets; Volatility; Risk and Uncertainty; Policy; Newspapers
Baker, Scott R., Nicholas Bloom, Steven J. Davis, and Marco Sammon. "What Triggers National Stock Market Jumps?" Working Paper, December 2024.
- 2022
- Working Paper
Retail Investors’ Contrarian Behavior Around News, Attention, and the Momentum Effect
By: Cheng (Patrick) Luo, Enrichetta Ravina, Marco Sammon and Luis M. Viceira
Using a large panel of U.S. brokerage accounts trades and positions, we show that a large fraction of retail investors trade as contrarians after large earnings surprises, especially for loser stocks, and that such contrarian trading contributes to post earnings... View Details
Keywords: Retail Investors; Post Earnings Announcement Drift; Price Momentum; Behavioral Finance; Investment; Demographics
Luo, Cheng (Patrick), Enrichetta Ravina, Marco Sammon, and Luis M. Viceira. "Retail Investors’ Contrarian Behavior Around News, Attention, and the Momentum Effect." Working Paper, June 2022.
- 15 Jan 2019
- First Look
New Research and Ideas, January 15, 2019
their advice because such dismissal threatens advisors’ sense of self-worth, leading them to judge seekers more harshly. Moreover, these effects are compounded by advisor expertise: expert advisors are more likely to punish seekers who... View Details
Keywords: Dina Gerdeman
- 22 Mar 2011
- First Look
First Look: March 22
and overly restricting access to credit and consumer choice. Nicolas Retsinas, Eric Belsky, and their colleagues aim to stimulate debate based on analysis of the opportunities and challenges presented by the various components of global... View Details
Keywords: Sean Silverthorne
- 28 Feb 2012
- First Look
First Look: Feb. 28
reforms, we find that an increase in female representation in local government induces a large and significant rise in documented crimes against women in India. Our evidence suggests that this increase is good news, driven primarily by... View Details
Keywords: Sean Silverthorne
- January 2021
- Supplement
A Half-Deal
By: Marco Di Maggio, Pedro Levindo and Carla Larangeira
In June 2020, XP and Itaú faced intensified competition and tension in their partnership, with the latter owning a minority stake at XP. Two years earlier, in May 2017, Itaú had announced it would acquire 49.9% of XP for $1.8 billion, followed by three additional... View Details
Keywords: Fintech; Financing Strategy; Competition; Partners and Partnerships; Financing and Loans; Strategy; Latin America; Brazil
Di Maggio, Marco, Pedro Levindo, and Carla Larangeira. "A Half-Deal." Harvard Business School Supplement 221-058, January 2021.
- November 2020 (Revised September 2021)
- Case
HP Instant Ink: (Self) Disrupting the Consumer Printing Market
By: Elie Ofek, Marco Bertini, Oded Koenigsberg and George Gonzalez
Seeking to disrupt the consumer printing market (before being disrupted by others), and in response to customer pain points, in 2013 HP Inc. launched an ink replenishment service called Instant Ink, where customers pay a monthly subscription fee based on the number of... View Details
Keywords: Printing; Ink; Subscription Model; Customers; Information Infrastructure; Service Delivery; Business Model; Disruption; Growth and Development Strategy
Ofek, Elie, Marco Bertini, Oded Koenigsberg, and George Gonzalez. "HP Instant Ink: (Self) Disrupting the Consumer Printing Market." Harvard Business School Case 521-016, November 2020. (Revised September 2021.)
- 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
- 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
- December 2020
- Article
Consumer Reactance to Promotional Favors
By: Marco Bertini and Aylin Aydinli
Promotional favors are an increasingly popular but seldom researched form of price promotion where the receipt of the saving by consumers depends on an action on their part that is nonmonetary in nature, such as completing a questionnaire, posting a review, or making a... View Details
Keywords: Promotional Favors; Conditional Discounts; Psychological Reactance; Price Promotions; Pricing; Marketing; Price; Consumer Behavior
Bertini, Marco, and Aylin Aydinli. "Consumer Reactance to Promotional Favors." Journal of Retailing 96, no. 4 (December 2020): 578–589.
- Article
The Value of Trading Relations in Turbulent Times
By: Marco Di Maggio, Amir Kermani and Zhaogang Song
This paper investigates how dealers’ trading relations shape their trading behavior in the corporate bond market. Dealers charge lower spreads to dealers with whom they have the strongest ties and more so during periods of market turmoil. Systemically important dealers... View Details
Keywords: OTC Markets; Network; Corporate Bonds; Crisis; Intermediation Chains; Leaning Against The Wind; Networks; Bonds; Behavior; Financial Crisis
Di Maggio, Marco, Amir Kermani, and Zhaogang Song. "The Value of Trading Relations in Turbulent Times." Journal of Financial Economics 124, no. 2 (May 2017): 266–284.