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Show Results For
- All HBS Web
(2,517)
- People (6)
- News (578)
- Research (1,754)
- Events (11)
- Multimedia (14)
- Faculty Publications (1,389)
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- Global Healthcare 2002
- Article
Disruptive Innovation -- New Diagnosis and Treatment for the Systemic Maladies of Healthcare
By: John W. Kenagy and Clayton M. Christensen
Kenagy, John W., and Clayton M. Christensen. "Disruptive Innovation -- New Diagnosis and Treatment for the Systemic Maladies of Healthcare." World Markets Series, Business Briefing (Global Healthcare 2002): 14–17.
- January 2014
- Case
Maricopa, Inc.: Finding the Right Treatment for Growth
The founders of Maricopa, Inc., a startup that sold proprietary hair-care products directly to salons, were preparing a board presentation to address the young company's inability to meet financial projections. While the products had caught on with customers, the... View Details
Keywords: Business Startups; Financial Condition; Venture Capital; Financial Strategy; Financing and Loans; Expansion; Planning; Fashion Industry; Iowa
Sahlman, William A., Thomas R. Eisenmann, Joseph B. Fuller, and Shikhar Ghosh. "Maricopa, Inc.: Finding the Right Treatment for Growth." Harvard Business School Case 314-065, January 2014.
- 2005
- Book
Imperial Reckoning: The Untold Story of Britain's Gulag in Kenya
In a groundbreaking and Pulitzer winning debut, Harvard historian and 1998 IDRF Fellow Caroline Elkins has recovered the lost history of the last days of British colonialism in Kenya. Elkins reveals for the first time what Britain so desperately tried to hide. In the... View Details
Elkins, Caroline M. Imperial Reckoning: The Untold Story of Britain's Gulag in Kenya. New York: Henry Holt and Co., 2005.
- 2011
- Article
Free to Punish? The American Dream and the Harsh Treatment of Criminals
By: Rafael Di Tella
We describe the evolution of selective aspects of punishment in the U.S. over the period 1980-2004. We note that imprisonment increased around 1980, a period that coincides with the "Reagan revolution" in economic matters. We build an economic model where beliefs about... View Details
Keywords: Crime and Corruption
Di Tella, Rafael. "Free to Punish? The American Dream and the Harsh Treatment of Criminals." Cato Papers on Public Policy 1 (2011).
- 2025
- Article
Statistical Inference for Heterogeneous Treatment Effects Discovered by Generic Machine Learning in Randomized Experiments
By: Kosuke Imai and Michael Lingzhi Li
Researchers are increasingly turning to machine learning (ML) algorithms to investigate causal heterogeneity in randomized experiments. Despite their promise, ML algorithms may fail to accurately ascertain heterogeneous treatment effects under practical settings with... View Details
Imai, Kosuke, and Michael Lingzhi Li. "Statistical Inference for Heterogeneous Treatment Effects Discovered by Generic Machine Learning in Randomized Experiments." Journal of Business & Economic Statistics 43, no. 1 (2025): 256–268.
- November 1996
- Article
Stable Outcomes in Discrete and Continuous Models of Two-Sided Matching: A Unified Treatment
By: A. E. Roth and M. Sotomayor
- September 2023
- Teaching Note
Fighting the Battle of the Bulge—Evaluating Do Good/Do Well Innovations in Morbid Obesity Treatment
Teaching Note for HBS Case No. 304-009. The case is part of the first module of the Innovating in Health Care course. Its purpose is to demonstrate how to evaluate the “do good” and do well” potential of a health care innovation. View Details
- November 1980
- Article
Patient Perspective on the Curative Process: A Comparison of Day Treatment and Outpatient Psychotherapy Groups
By: Timothy Butler and Adelaide Fuhriman
Butler, Timothy, and Adelaide Fuhriman. "Patient Perspective on the Curative Process: A Comparison of Day Treatment and Outpatient Psychotherapy Groups." Small Group Behavior 11, no. 4 (November 1980).
- July 2002 (Revised August 2014)
- Case
WellSpace Treatment Centers for Complementary and Alternative Medicine (A)
By: Regina E. Herzlinger, Jun HuangPu and Bing Lin
How should WellSpace, a venture capital-backed purveyor of alternative health services, expand? Although it was nearing breakeven in its first location, the right business model remained unclear. View Details
Keywords: Business Model; Entrepreneurship; Venture Capital; Health Care and Treatment; Innovation and Invention; Service Delivery; Health Industry
Herzlinger, Regina E., Jun HuangPu, and Bing Lin. "WellSpace Treatment Centers for Complementary and Alternative Medicine (A)." Harvard Business School Case 303-017, July 2002. (Revised August 2014.)
- November 2020 (Revised April 2021)
- Technical Note
Tales of Life-changing Innovations: Eradicating H-Pylori Infections | Note on the Development of Antibiotic Treatments for Ulcers
By: Amar Bhidé, Srikant M. Datar and Katherine Stebbins
Bhidé, Amar, Srikant M. Datar, and Katherine Stebbins. "Tales of Life-changing Innovations: Eradicating H-Pylori Infections | Note on the Development of Antibiotic Treatments for Ulcers." Harvard Business School Technical Note 321-053, November 2020. (Revised April 2021.)
- September 2023
- Supplement
Fighting the Battle of the Bulge—Evaluating Do Good/Do Well Innovations in Morbid Obesity Treatment
This PowerPoint accompanies Regina E. Herzlinger's "Fighting the Battle of the Bulge – Evaluating Do Good/Do Well Innovations in Morbid Obesity Treatment" teaching note (HBS Case No.324-013) and is designed for instructors to use in the classroom when teaching this... View Details
- 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.)
- July 2022
- Article
The Passionate Pygmalion Effect: Passionate Employees Attain Better Outcomes in Part Because of More Preferential Treatment by Others
By: Ke Wang, Erica R. Bailey and Jon M. Jachimowicz
Employees are increasingly exhorted to “pursue their passion” at work. Inherent in this call is the belief that passion will produce higher performance because it promotes intrapersonal processes that propel employees forward. Here, we suggest that the pervasiveness of... View Details
Keywords: Passion; Self-fufilling Prophecy; Lay Beliefs; Interpersonal Processes; Employees; Performance; Attitudes; Organizational Culture; Social Psychology
Wang, Ke, Erica R. Bailey, and Jon M. Jachimowicz. "The Passionate Pygmalion Effect: Passionate Employees Attain Better Outcomes in Part Because of More Preferential Treatment by Others." Journal of Experimental Social Psychology 101 (July 2022).
- 1983
- Article
Level of Functioning and Length of Time in Treatment Variables Influencing Patient's Therapeutic Experience in Group Psychotherapy
By: Timothy Butler and Adelaide Fhuriman
Butler, Timothy, and Adelaide Fhuriman. "Level of Functioning and Length of Time in Treatment Variables Influencing Patient's Therapeutic Experience in Group Psychotherapy." International Journal of Group Psychotherapy 33, no. 4 (1983).
- August 2008 (Revised May 2009)
- Background Note
Note on Comparative Treatment of Business Method and Software Patents in the United States and European Union
By: Robert C. Pozen and Felicia Ellsworth
This note analyses and compares the legal definitions and practical applications of Business Method and Software Patents in the United States and European Union. View Details
Pozen, Robert C., and Felicia Ellsworth. "Note on Comparative Treatment of Business Method and Software Patents in the United States and European Union." Harvard Business School Background Note 309-023, August 2008. (Revised May 2009.)
- November 2001 (Revised February 2002)
- Background Note
Note on Tax and Accounting Treatment of Restricted Stock Awards, Nonqualified Stock Options, and Incentive Stock Options and the Securities Law Applicable Thereto
Outlines the tax and accounting treatment of restricted stock awards, nonqualified stock options, and incentive stock options, including the effect of making a Section 83(b) election for unvested stock. View Details
Bagley, Constance E. "Note on Tax and Accounting Treatment of Restricted Stock Awards, Nonqualified Stock Options, and Incentive Stock Options and the Securities Law Applicable Thereto." Harvard Business School Background Note 802-125, November 2001. (Revised February 2002.)
- November 2020 (Revised April 2021)
- Technical Note
Tales of Life-changing Innovations: Containing a Fearsome Pandemic | Note on the Development of HIV/AIDS Controls, Tests, and Treatments (through 2000)
By: Amar Bhidé, Srikant M. Datar and Katherine Stebbins
Bhidé, Amar, Srikant M. Datar, and Katherine Stebbins. "Tales of Life-changing Innovations: Containing a Fearsome Pandemic | Note on the Development of HIV/AIDS Controls, Tests, and Treatments (through 2000)." Harvard Business School Technical Note 321-052, November 2020. (Revised April 2021.)
- April–June 2022
- Other Article
Commentary on 'Causal Decision Making and Causal Effect Estimation Are Not the Same... and Why It Matters'
There has been a substantial discussion in various methodological and applied literatures around causal inference; especially in the use of machine learning and statistical models to understand heterogeneity in treatment effects and to make optimal decision... View Details
Keywords: Causal Inference; Treatment Effect Estimation; Treatment Assignment Policy; Human-in-the-loop; Decision Making; Fairness
McFowland III, Edward. "Commentary on 'Causal Decision Making and Causal Effect Estimation Are Not the Same... and Why It Matters'." INFORMS Journal on Data Science 1, no. 1 (April–June 2022): 21–22.
- 2016
- Case
Advanced Leadership Pathways: Alberto Mora and the Costs and Consequences of Torture
By: Rosabeth M. Kanter and Benjamin Summers
Alberto Mora's time as General Counsel of the Navy from 2001–2006 greatly influenced his mission to illuminate the policy consequences of torture. Mora's drive to restore the nation's awareness and conscience against torture was gaining traction. Prominent... View Details
Keywords: Leadership Skills; Torture; Costs And Consequences; Humane; Restraint; Human Dignity; Treatment Of Prisoners; Prison; Repression; Opposition; Revolution; Democracy; Communism; International Affairs; Public Service; September 11; War On Terror; Operation Enduring Freedom; Guantanamo; Cuba; Coalition; Working Group; Cruelty; Interrogation; Memorandum; American Law; Authority; Authoritative; Quadrennial Defense Review; National Defense Authorization Act; Public Engagement; Advocacy; Law; Accountability; Center For The Victims Of Torture; Human Rights; Public Policy; Legality; Morality; Legal System; Tactical Military Operations; West Point; NGO; Human Rights First; American Civil Liberties Union; Human Rights Watch; Amnesty International; Constitution Project; Center For Constitutional Rights; Strategic Military Effect; National Security; Weapon; Terrorism; Prisoners Of War; Abu Ghraib; Pentagon; Ethics; Moral Sensibility; Leadership; Rights; Policy; Public Opinion; United States
Kanter, Rosabeth M., and Benjamin Summers. "Advanced Leadership Pathways: Alberto Mora and the Costs and Consequences of Torture." Harvard Business School Case 316-054, 2016. (Harvard Advanced Leadership Initiative.)
- 2021
- Working Paper
How Much Should We Trust Staggered Difference-In-Differences Estimates?
By: Andrew C. Baker, David F. Larcker and Charles C.Y. Wang
Difference-in-differences analysis with staggered treatment timing is frequently used to assess the impact of policy changes on corporate outcomes in academic research. However, recent advances in econometric theory show that such designs are likely to be biased in the... View Details
Keywords: Difference In Differences; Staggered Difference-in-differences Designs; Generalized Difference-in-differences; Dynamic Treatment Effects; Mathematical Methods
Baker, Andrew C., David F. Larcker, and Charles C.Y. Wang. "How Much Should We Trust Staggered Difference-In-Differences Estimates?" European Corporate Governance Institute Finance Working Paper, No. 736/2021, February 2021. (Harvard Business School Working Paper, No. 21-112, April 2021.)