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Show Results For
- All HBS Web
(429)
- People (1)
- News (87)
- Research (276)
- Events (3)
- Multimedia (4)
- Faculty Publications (156)
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- March 2021
- Case
VideaHealth: Building the AI Factory
By: Karim R. Lakhani and Amy Klopfenstein
Florian Hillen, co-founder and CEO of VideaHealth, a startup that used artificial intelligence (AI) to detect dental conditions on x-rays, spent the early years of his company laying the groundwork for an AI factory. A process for quickly building and iterating on new... View Details
Keywords: Artificial Intelligence; Innovation and Invention; Disruptive Innovation; Technological Innovation; Information Technology; Applications and Software; Technology Adoption; Digital Platforms; Entrepreneurship; AI and Machine Learning; Technology Industry; Medical Devices and Supplies Industry; North and Central America; United States; Massachusetts; Cambridge
Lakhani, Karim R., and Amy Klopfenstein. "VideaHealth: Building the AI Factory." Harvard Business School Case 621-021, March 2021.
- Forthcoming
- Article
The Anatomy of a Hospital System Merger: The Patient Did Not Respond Well to Treatment
By: Raffaella Sadun, Martin Gaynor, Adam Sacarny, Chad Syverson and Shruthi Venkatesh
Despite the continuing US hospital merger wave, it remains unclear how mergers change, or fail to change, hospital behavior and performance. We open the “black box” of hospital practices through a mega-merger between two for-profit chains. Benchmarking the merger's... View Details
Sadun, Raffaella, Martin Gaynor, Adam Sacarny, Chad Syverson, and Shruthi Venkatesh. "The Anatomy of a Hospital System Merger: The Patient Did Not Respond Well to Treatment." Review of Economics and Statistics (forthcoming). (Pre-published online October 23, 2023.)
- September 2001 (Revised July 2002)
- Case
Fraud Prevention at Omni Bank
By: Frances X. Frei and Hanna Rodriguez-Farrar
Omni Bank is undergoing a merger and has two important decisions ahead. First, should it enforce the use of its model-driven approach to interacting with customers at the recently acquired Friends Savings and Loan branches. Friends has a culture of personal touch with... View Details
Keywords: Mergers and Acquisitions; Business Model; Crime and Corruption; Customer Relationship Management; Decisions; Banks and Banking; Banking Industry
Frei, Frances X., and Hanna Rodriguez-Farrar. "Fraud Prevention at Omni Bank." Harvard Business School Case 602-068, September 2001. (Revised July 2002.)
- October 2009 (Revised April 2010)
- Supplement
Societe Generale (B): The Jerome Kerviel Affair
By: Francois Brochet
This case illustrates the tension/balance that firms with complex and risky business models must consider in designing their internal controls. It describes the environment in which a derivatives trader engaged in massive directional positions on major European stocks... View Details
Brochet, Francois. "Societe Generale (B): The Jerome Kerviel Affair." Harvard Business School Supplement 110-030, October 2009. (Revised April 2010.)
- November–December 2020
- Article
The Risks You Can't Foresee: What to Do When There's No Playbook
By: Robert S. Kaplan, Herman B. Leonard and Anette Mikes
No matter how good their risk management systems are, companies can’t plan for everything. Some risks are outside people’s realm of experience or so remote no one could have imagined them. Some result from a perfect storm of coinciding breakdowns, and some materialize... View Details
Kaplan, Robert S., Herman B. Leonard, and Anette Mikes. "The Risks You Can't Foresee: What to Do When There's No Playbook." Harvard Business Review 98, no. 6 (November–December 2020): 40–46.
- May 2011
- Article
Race at the Top: How Companies Shape the Inclusion of African Americans on Their Boards in Response to Institutional Pressures
By: Clayton S. Rose and William T. Bielby
Drawing on institutionalist theory, we conceptualize the racial composition of the boards of directors of large American companies as shaped in response to social and political norms. We use new longitudinal and cross-sectional data to test hypotheses about factors... View Details
Keywords: Leadership; Governing and Advisory Boards; Race; Mathematical Methods; Government and Politics; Public Ownership; United States
Rose, Clayton S., and William T. Bielby. "Race at the Top: How Companies Shape the Inclusion of African Americans on Their Boards in Response to Institutional Pressures." Social Science Research 40, no. 3 (May 2011): 841–859.
- 2024
- Working Paper
Greenlighting Innovative Projects: How Evaluation Format Shapes the Perceived Feasibility of Novel Ideas
By: Jacqueline N. Lane, Tianxi Cai, Michael Menietti, Griffin Weber and Eva C. Guinan
Evaluation of novel projects is essential for scientific and technological advancement. However,
evaluator bias toward a project’s potential can obscure its limitations. This study investigates
evaluation formats by contrasting combined assessments of novelty and... View Details
Lane, Jacqueline N., Tianxi Cai, Michael Menietti, Griffin Weber, and Eva C. Guinan. "Greenlighting Innovative Projects: How Evaluation Format Shapes the Perceived Feasibility of Novel Ideas." Harvard Business School Working Paper, No. 24-064, March 2024.
- June 2006 (Revised April 2007)
- Case
BioScale
By: H. Kent Bowen and Bradley R. Staats
In 2004, Mark Lundstrom must decide on a funding method and strategic approach for BioScale, a biotechnology company that he founded. BioScale has developed a microchip-based bioanalytical platform that can be used to detect very small concentrations of cells, viruses,... View Details
Keywords: Entrepreneurship; Science-Based Business; Capital; Financing and Loans; Partners and Partnerships; Biotechnology Industry
Bowen, H. Kent, and Bradley R. Staats. "BioScale." Harvard Business School Case 606-100, June 2006. (Revised April 2007.)
- 2007
- Working Paper
Hedge Fund Investor Activism and Takeovers
By: Robin Greenwood and Michael Schor
We examine long-horizon stock returns around hedge fund activism in a comprehensive sample of 13D filings by portfolio investors between 1993 and 2006. Abnormal returns surrounding investor activism are high for the subset of targets that are... View Details
Keywords: Mergers and Acquisitions; Private Equity; Investment Return; Investment Activism; Investment Portfolio; Corporate Governance
Greenwood, Robin, and Michael Schor. "Hedge Fund Investor Activism and Takeovers." Harvard Business School Working Paper, No. 08-004, July 2007.
- Article
Can Mutual Fund Managers Pick Stocks? Evidence from Their Trades Prior to Earnings Announcements
By: Malcolm Baker, Lubomir Litov, Jessica Wachter and Jeffrey Wurgler
We consider measures of stock-picking skill of mutual fund managers based on the earnings announcement returns of the stocks that they hold and trade. Relative to standard approaches, this approach focuses on an especially informative subset of the returns data,... View Details
Baker, Malcolm, Lubomir Litov, Jessica Wachter, and Jeffrey Wurgler. "Can Mutual Fund Managers Pick Stocks? Evidence from Their Trades Prior to Earnings Announcements." Journal of Financial and Quantitative Analysis 45, no. 5 (October 2010): 1111 –1131.
- 2023
- Working Paper
Insufficiently Justified Disparate Impact: A New Criterion for Subgroup Fairness
By: Neil Menghani, Edward McFowland III and Daniel B. Neill
In this paper, we develop a new criterion, "insufficiently justified disparate impact" (IJDI), for assessing whether recommendations (binarized predictions) made by an algorithmic decision support tool are fair. Our novel, utility-based IJDI criterion evaluates false... View Details
Menghani, Neil, Edward McFowland III, and Daniel B. Neill. "Insufficiently Justified Disparate Impact: A New Criterion for Subgroup Fairness." Working Paper, June 2023.
- April 2013
- Article
An fMRI Investigation of Racial Paralysis
By: Michael I. Norton, Malia F. Mason, Joseph A. Vandello, Andrew Biga and Rebecca Dyer
We explore the existence and underlying neural mechanism of a new norm endorsed by both black and white Americans for managing interracial interactions: "racial paralysis," the tendency to opt out of decisions involving members of different races. We show that people... View Details
Keywords: Behavior; Race; Judgments; Decision Choices and Conditions; Personal Characteristics; United States
Norton, Michael I., Malia F. Mason, Joseph A. Vandello, Andrew Biga, and Rebecca Dyer. "An fMRI Investigation of Racial Paralysis." Social Cognitive and Affective Neuroscience 8, no. 4 (April 2013): 387–393.
- 2005
- Working Paper
Can Mutual Fund Managers Pick Stocks? Evidence from Their Trades Prior to Earnings Announcements
By: Malcolm Baker, Lubomir Litov, Jessica Wachter and Jeffrey Wurgler
We consider measures of stock-picking skill of mutual fund managers based on the earnings announcement returns of the stocks that they hold and trade. Relative to standard approaches, this approach focuses on an especially informative subset of the returns data,... View Details
Keywords: Stocks; Asset Management; Business Earnings; Forecasting and Prediction; Competency and Skills
Baker, Malcolm, Lubomir Litov, Jessica Wachter, and Jeffrey Wurgler. "Can Mutual Fund Managers Pick Stocks? Evidence from Their Trades Prior to Earnings Announcements." NBER Working Paper Series, No. w10685, February 2005. (First Draft in 2004.)
- March 2024
- Case
Unintended Consequences of Algorithmic Personalization
By: Eva Ascarza and Ayelet Israeli
“Unintended Consequences of Algorithmic Personalization” (HBS No. 524-052) investigates algorithmic bias in marketing through four case studies featuring Apple, Uber, Facebook, and Amazon. Each study presents scenarios where these companies faced public criticism for... View Details
Keywords: Race; Gender; Marketing; Diversity; Customer Relationship Management; Prejudice and Bias; Customization and Personalization; Technology Industry; Retail Industry; United States
Ascarza, Eva, and Ayelet Israeli. "Unintended Consequences of Algorithmic Personalization." Harvard Business School Case 524-052, March 2024.
- 2020
- Working Paper
Are ISS Recommendations Informative? Evidence from Assessments of Compensation Practices
By: Ana Albuquerque, Mary Ellen Carter and Susanna Gallani
Using detailed information from the largest proxy advisor in the U.S., Institutional Shareholder Services (ISS), we examine whether proxy advisors’ assessments of firms’ compensation practices are able to identify poor compensation practices as measured by subsequent... View Details
Keywords: Proxy Advisors; CEO Compensation; Say-on-Pay; Institutional Shareholder Voting; Executive Compensation; Performance
Albuquerque, Ana, Mary Ellen Carter, and Susanna Gallani. "Are ISS Recommendations Informative? Evidence from Assessments of Compensation Practices." Harvard Business School Working Paper, No. 19-085, February 2019. (Revised March 2020.)
- 2014
- Article
Attentional Rhythm: A Temporal Analogue of Object-Based Attention
By: Julian De Freitas, Brandon Liverence and Brian J. Scholl
The underlying units of attention are often discrete visual objects. Perhaps the clearest form of evidence for this is the same-object advantage: Following a spatial cue, responses are faster to probes occurring on the same object than they are to probes occurring on... View Details
De Freitas, Julian, Brandon Liverence, and Brian J. Scholl. "Attentional Rhythm: A Temporal Analogue of Object-Based Attention." Journal of Experimental Psychology: General 143, no. 1 (February 2014): 71–76.
- Article
Investor Activism and Takeovers
By: Robin Greenwood and Michael Schor
Recent work documents large positive abnormal returns around the time that a hedge fund announces its activist intentions with a publicly listed firm. We show that these returns are largely explained by the ability of activists to force target firms into a takeover: In... View Details
Keywords: Mergers and Acquisitions; Private Equity; Investment Return; Investment Activism; Investment Portfolio; Public Ownership
Greenwood, Robin, and Michael Schor. "Investor Activism and Takeovers." Journal of Financial Economics 92, no. 3 (June 2009): 362–375.
- 23 Jul 2013
- First Look
First Look: July 23
Publications 2013 pub Does Social Connection Turn Good Deeds into Good Feelings?: On the Value of Putting the 'Social' in Prosocial Spending By: Aknin, Lara B., Elizabeth W. Dunn, Gillian M. Sandstrom, and Michael I. Norton Abstract—When are the emotional benefits of... View Details
Keywords: Anna Secino
- 2007
- Other Unpublished Work
Hedge Fund Investor Activism and Takeovers
By: Robin Greenwood and Michael Schor
We examine long-horizon stock returns around hedge fund activism in a comprehensive sample of 13D filings by portfolio investors between 1993 and 2006. Abnormal returns surrounding investor activism are high for the subset of targets that are acquired ex-post, but not... View Details
Keywords: Mergers and Acquisitions; Private Equity; Investment Return; Investment Activism; Investment Portfolio; Corporate Governance
Greenwood, Robin, and Michael Schor. "Hedge Fund Investor Activism and Takeovers." 2007.
- 2014
- Working Paper
Dodging the Taxman: Firm Misreporting and Limits to Tax Enforcement
By: Paul Carrillo, Dina Pomeranz and Monica Singhal
Reducing tax evasion is a key priority for many governments, particularly in developing countries. A growing literature has argued that the ability to verify taxpayer self-reports against reports from third parties is critical for modern tax enforcement and the growth... View Details
Carrillo, Paul, Dina Pomeranz, and Monica Singhal. "Dodging the Taxman: Firm Misreporting and Limits to Tax Enforcement." Harvard Business School Working Paper, No. 15-026, October 2014. (R&R at AEJ Applied. Note: Previously circulated as "Tax Me if You Can: Firm Misreporting Behavior and Evasion Substitution.")