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- All HBS Web
(3,300)
- People (1)
- News (905)
- Research (1,973)
- Events (7)
- Multimedia (36)
- Faculty Publications (947)
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- 17 Feb 2010
- First Look
First Look: Feb. 17
Framework Authors:Herman B. Leonard and Arnold M. Howitt Publication:Chap. 2 in Learning from Catastrophes: Strategies for Reaction and Response, edited by Howard Kunreuther and Michael Useem, 18-41. Wharton... View Details
Keywords: Martha Lagace
- January 2, 2020
- Article
Changes in Quality of Care After Hospital Mergers and Acquisitions
By: Nancy Dean Beaulieu, Leemore S. Dafny, B. E. Landon, Jesse Dalton, Ifedayo Kuye and J. Michael McWilliams
Background: The hospital industry has consolidated substantially during the past two decades and at an accelerated pace since 2010. Multiple studies have shown that hospital mergers have led to higher prices for commercially insured patients, but research about effects... View Details
Beaulieu, Nancy Dean, Leemore S. Dafny, B. E. Landon, Jesse Dalton, Ifedayo Kuye, and J. Michael McWilliams. "Changes in Quality of Care After Hospital Mergers and Acquisitions." New England Journal of Medicine 382, no. 1 (January 2, 2020): 51–59.
- February 2021
- Article
Rethinking the Role of the EU in European Competitiveness
By: Christian H.M. Ketels and Michael E. Porter
The aim of this conceptual paper is to delineate the scope and give directives towards higher levels of competitiveness and prosperity for EU members. The EU integration history and challenges are retraced and the EU’s current competitiveness context is presented. In a... View Details
Keywords: Competitiveness; Public Policy; Competitive Advantage; Government Administration; European Union
Ketels, Christian H.M., and Michael E. Porter. "Rethinking the Role of the EU in European Competitiveness." Competitiveness Review 31, no. 2 (February 2021): 189–207.
- Other Article
Introduction
By: Stefano Brusoni, Joachim Henkel, Michael G Jacobides, Samina Karim, Alan MacCormack, Phanish Puranam and Melissa Schilling
In 2000, Carliss Baldwin and Kim Clark published Design Rules: The Power of Modularity, a book that introduced new ways of understanding and explaining the architecture of complex systems. This Special Issue of Industrial and Corporate Change celebrates... View Details
Keywords: Complex Systems; Industry Structure; Systems Design; Complexity; Organizational Design; Competitive Strategy; Innovation and Management
Brusoni, Stefano, Joachim Henkel, Michael G Jacobides, Samina Karim, Alan MacCormack, Phanish Puranam, and Melissa Schilling. "Introduction." Special Issue on The Power of Modularity: Twenty Years of Design Rules. Industrial and Corporate Change 32, no. 1 (February 2023): 1–10.
- 19 Jan 2011
- First Look
First Look: Jan. 18
Influence (Un)ethical Behavior Authors:F. Gino and Joshua D. Margolis Publication:Organizational Behavior and Human Decision Processes (forthcoming) Abstract In four laboratory studies, we find that regulatory focus induced by situational... View Details
Keywords: Sean Silverthorne
- 16 Sep 2008
- First Look
First Look: September 16, 2008
platform and its evolution. We describe three ways of representing platform architectures: network graphs, design structure matrices, and layer maps. We conclude by addressing a number of fundamental strategic questions suggested View Details
- Article
Achieving Value in Highly Complex Acute Care: Lessons from the Delivery of Extra Corporeal Life Support
By: Michael Nurok, Jonathan Warsh, Erik Dong, Jeffrey Lopez, Mayumi Kharabi and Robert S. Kaplan
We applied a value (outcomes and cost) analysis to extracorporeal life support (ECLS), a relatively rare but very expensive ICU therapy with highly variable outcomes. To address the outcome component of the value approach, we created guidelines for ECLS delivery; to... View Details
Nurok, Michael, Jonathan Warsh, Erik Dong, Jeffrey Lopez, Mayumi Kharabi, and Robert S. Kaplan. "Achieving Value in Highly Complex Acute Care: Lessons from the Delivery of Extra Corporeal Life Support." NEJM Catalyst (October 31, 2019).
- May–June 2019
- Article
U-Shaped Conformity in Online Social Networks
By: Monic Sun, Michael Zhang and Feng Zhu
We explore how people balance their needs to belong and to be different from their friends by studying their choices of a virtual-house wall color on a leading Chinese social-networking site. The setting enables us to randomize both the popular color and the adoption... View Details
Keywords: Conformity; Normative Social Influence; Social Networks; Field Experiment; Social and Collaborative Networks; Behavior; Attitudes; Social Media
Sun, Monic, Michael Zhang, and Feng Zhu. "U-Shaped Conformity in Online Social Networks." Marketing Science 38, no. 3 (May–June 2019): 461–480.
- October–November 2019
- Article
A New Perspective on Post-Earnings-Announcement-Drift: Using a Relative Drift Measure
By: Michael Clement, Joonho Lee and Kevin Ow Yong
Prior research finds that there is a delayed reaction to both analyst-based earnings surprises and random-walk-based earnings surprises. Focusing on the market reaction from the post-announcement window, prior studies show that analyst-based drift is larger than random... View Details
Clement, Michael, Joonho Lee, and Kevin Ow Yong. "A New Perspective on Post-Earnings-Announcement-Drift: Using a Relative Drift Measure." Journal of Business Finance & Accounting 46, no. 9–10 (October–November 2019): 1123–1143.
- Article
Humblebragging: A Distinct—and Ineffective—Self-Presentation Strategy
By: Ovul Sezer, Francesca Gino and Michael I. Norton
Self-presentation is a fundamental aspect of social life, with myriad critical outcomes dependent on others’ impressions. We identify and offer the first empirical investigation of a prevalent, yet understudied, self-presentation strategy: humblebragging. Across nine... View Details
Keywords: Humblebragging; Impression Management; Self-presentation; Interpersonal Perception; Competence; Liking; Sincerity; Behavior; Perception; Interpersonal Communication; Personal Characteristics
Sezer, Ovul, Francesca Gino, and Michael I. Norton. "Humblebragging: A Distinct—and Ineffective—Self-Presentation Strategy." Journal of Personality and Social Psychology 114, no. 1 (January 2018): 52–74.
- 2011
- Article
Group Size and Incentives to Contribute: A Natural Experiment at Chinese Wikipedia
By: Michael Zhang and Feng Zhu
In this paper, we examine the causal relationship between group size and incentives to contribute in the setting of Chinese Wikipedia, the Chinese language version of an online encyclopedia that relies entirely on voluntary contributions. The group at Chinese Wikipedia... View Details
Keywords: Rights; Motivation and Incentives; Internet and the Web; Valuation; Groups and Teams; Knowledge Sharing; Behavior; Satisfaction; Size; Government and Politics; Economics; Information Technology Industry; Hong Kong; Taiwan; Singapore
Zhang, Michael, and Feng Zhu. "Group Size and Incentives to Contribute: A Natural Experiment at Chinese Wikipedia." American Economic Review 101, no. 4 (June 2011): 1601–1615.
- January 23, 2023
- Article
Digital Public Health Interventions at Scale: The Impact of Social Media Advertising on Beliefs and Outcomes Related to COVID Vaccines
By: Susan Athey, Kristen Grabarz, Michael Luca and Nils Wernerfelt
Public health organizations increasingly use social media advertising campaigns in pursuit of public health goals. In this paper, we evaluate the impact of about $40 million of social media advertisements that were run and experimentally tested on Facebook and... View Details
Keywords: COVID-19 Pandemic; Public Health; Vaccines; Social Media; Advertising; Power and Influence; Health Care and Treatment
Athey, Susan, Kristen Grabarz, Michael Luca, and Nils Wernerfelt. "Digital Public Health Interventions at Scale: The Impact of Social Media Advertising on Beliefs and Outcomes Related to COVID Vaccines." e2208110120. Proceedings of the National Academy of Sciences 120, no. 5 (January 23, 2023).
- 2008
- Working Paper
The Internalization of Advertising Services: An Inter-Industry Analysis
By: Sharon Horsky, Steven C. Michael and Alvin J. Silk
The common perception appears to be that vertical integration of advertising services is more the exception than the rule in the U.S. advertising industry. This study investigates the extent of such outsourcing and examines inter-industry variation in the use of... View Details
Keywords: Advertising; Cost; Analytics and Data Science; Management Analysis, Tools, and Techniques; Service Operations; Creativity; Perception; Vertical Integration; Information Technology; Advertising Industry; United States
Horsky, Sharon, Steven C. Michael, and Alvin J. Silk. "The Internalization of Advertising Services: An Inter-Industry Analysis." Harvard Business School Working Paper, No. 09-007, July 2008.
- Article
Temporal View of the Costs and Benefits of Self-Deception
By: Zoe Chance, Michael I. Norton, Francesca Gino and Dan Ariely
Researchers have documented many cases in which individuals rationalize their regrettable actions. Four experiments examine situations in which people go beyond merely explaining away their misconduct to actively deceiving themselves. We find that those who exploit... View Details
Keywords: Hindsight Bias; Lying; Motivated Reasoning; Self-enhancement; Social Psychology; Perception; Performance Expectations
Chance, Zoe, Michael I. Norton, Francesca Gino, and Dan Ariely. "Temporal View of the Costs and Benefits of Self-Deception." Proceedings of the National Academy of Sciences 108, no. S3 (September 13, 2011): 15655–15659.
- 2023
- Working Paper
When Should Public Programs Be Privately Administered? Theory and Evidence from the Paycheck Protection Program
By: Alexander Bartik, Zoë B. Cullen, Edward L. Glaeser, Michael Luca, Christopher Stanton and Adi Sunderam
What happens when public resources are allocated by private companies whose objectives may be
imperfectly aligned with policy goals? We study this question in the context of the Paycheck
Protection Program (PPP), which relied on private banks to disburse aid to small... View Details
Keywords: Paycheck Protection Program; Targeting; Impact; Entrepreneurship; Health Pandemics; Small Business; Financing and Loans; Outcome or Result; United States
Bartik, Alexander, Zoë B. Cullen, Edward L. Glaeser, Michael Luca, Christopher Stanton, and Adi Sunderam. "When Should Public Programs Be Privately Administered? Theory and Evidence from the Paycheck Protection Program." Harvard Business School Working Paper, No. 21-021, August 2020. (Revised July 2023. Accepted at The Review of Economics and Statistics.)
- Article
Men as Cultural Ideals: Cultural Values Moderate Gender Stereotype Content.
By: Amy Cuddy, Elizabeth Baily Wolf, Peter Glick, Susan Crotty, Jihye Chong and Michael I. Norton
Four studies tested whether cultural values moderate the content of gender stereotypes, such that male stereotypes more closely align with core cultural values (specifically, individualism vs. collectivism) than do female stereotypes. In Studies 1 and 2, using... View Details
Keywords: Gender Stereotypes; Stereotype Content; Individualism; Collectivism; Prejudice and Bias; Values and Beliefs; Culture; Gender
Cuddy, Amy, Elizabeth Baily Wolf, Peter Glick, Susan Crotty, Jihye Chong, and Michael I. Norton. "Men as Cultural Ideals: Cultural Values Moderate Gender Stereotype Content." Journal of Personality and Social Psychology 109, no. 4 (October 2015): 622–635.
- February 2003 (Revised May 2008)
- Case
AFP Provida
By: Michael E. Porter, Arturo L. Condo and Andrea Prado
Describes the evolution of AFP Provida, one of the early entrants into the Chilean pension fund system established in 1981. By 1999, AFP Provida was not only the largest pension fund administrator in Chile, but also the largest in Latin America in terms of number of... View Details
Keywords: Developing Countries and Economies; Globalized Firms and Management; Industry Clusters; Competitive Advantage; Expansion; Financial Services Industry; Chile
Porter, Michael E., Arturo L. Condo, and Andrea Prado. "AFP Provida." Harvard Business School Case 703-424, February 2003. (Revised May 2008.)
- 21 Jul 2009
- First Look
First Look: July 21
ratings play an important role in the financial system, but investors and regulators who use ratings cannot easily verify their quality, and ratings are paid for by the firms whose bonds are rated. The provision of quality ratings is at... View Details
Keywords: Martha Lagace
- September–October 2024
- Article
Where Data-Driven Decision-Making Can Go Wrong
By: Michael Luca and Amy C. Edmondson
When considering internal data or the results of a study, often business leaders either take the evidence presented as gospel or dismiss it altogether. Both approaches are misguided. What leaders need to do instead is conduct rigorous discussions that assess any... View Details
Luca, Michael, and Amy C. Edmondson. "Where Data-Driven Decision-Making Can Go Wrong." Harvard Business Review 102, no. 5 (September–October 2024): 80–89.
- April 2005 (Revised September 2005)
- Case
Pegasus Capital: The Musimundo Decision
By: Michael Chu and Barbara Zepp Larson
The five managing directors of Pegasus Capital were meeting in June 2003 to make a go/no-go decision regarding the investment of Musimundo, one of the largest entertainment retailers in Argentina. Just four days before the planned closing of the sale, Pegasus' 50%... View Details