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Show Results For
- All HBS Web
(9,759)
- People (14)
- News (1,807)
- Research (6,657)
- Events (87)
- Multimedia (46)
- Faculty Publications (4,900)
- 01 Mar 2008
- News
Supporting the Troops
(MBA 11/’47), cofounder of the Wall Street firm Kohlberg Kravis Roberts, served in the Navy in World War II and says the GI Bill helped him earn... View Details
- April–June 2012
- Article
Hybrid Organizations: The Next Chapter in Sustainable Business
By: Nardia Haigh and Andrew J. Hoffman
In this article, we describe how hybrid organizations are developing business models that are competitive and create positive social and environmental change. We discuss the distinctive characteristics of the hybrid business model, both conceptually and in practice. We... View Details
Haigh, Nardia, and Andrew J. Hoffman. "Hybrid Organizations: The Next Chapter in Sustainable Business." Organizational Dynamics 41, no. 2 (April–June 2012): 126–134.
- September 2023
- Article
Stock Price Reactions to ESG News: The Role of ESG Ratings and Disagreement
By: George Serafeim and Aaron Yoon
We investigate whether ESG ratings predict future ESG news and the associated market reactions. We find that the consensus rating predicts future news, but its predictive ability diminishes for firms with large disagreement between raters. Relation between news and... View Details
Keywords: ESG; ESG (Environmental, Social, Governance) Performance; ESG Disclosure; ESG Ratings; ESG Reporting; ESG Disclosure Metrics; Sustainability; Investments; Disagreement; Rating Disagreement; Ratings; Environmental Sustainability; Social Issues; Corporate Social Responsibility and Impact; Performance; News; Investment; Financial Markets; Stocks; Price
Serafeim, George, and Aaron Yoon. "Stock Price Reactions to ESG News: The Role of ESG Ratings and Disagreement." Special Issue on RAST 2022 Conference. Review of Accounting Studies 28, no. 3 (September 2023): 1500–1530.
- 2009
- Working Paper
Input Constraints and the Efficiency of Entry: Lessons from Cardiac Surgery
By: David M. Cutler, Robert S. Huckman and Jonathan T. Kolstad
Prior studies suggest that, with elastically supplied inputs, free entry may lead to an inefficiently high number of firms in equilibrium. Under input scarcity, however, the welfare loss from free entry is reduced. Further, free entry may increase use of high-quality... View Details
Keywords: Government Legislation; Health Care and Treatment; Medical Specialties; Market Entry and Exit; Welfare; Health Industry; Pennsylvania
Cutler, David M., Robert S. Huckman, and Jonathan T. Kolstad. "Input Constraints and the Efficiency of Entry: Lessons from Cardiac Surgery." Harvard Business School Working Paper, No. 10-011, August 2009.
- 27 Jun 2011
- Research & Ideas
Recovering from the Need to Achieve
other, and whether he could open as many offices as the firm needed. "When I looked at my watch and realized that it was 10:00 p.m. and that I had been sitting on the... View Details
Keywords: by Kim Girard
- 2018
- Chapter
The Orphan Drug Act at 35: Observations and an Outlook for the Twenty-First Century
By: Nicholas Bagley, Benjamin Berger, Amitabh Chandra, Craig Garthwaite and Ariel Dora Stern
On the 35th anniversary of the adoption of the Orphan Drug Act (ODA), we describe the enormous changes in the markets for therapies for rare diseases that have emerged over recent decades. The most prominent example is the fact that the profit-maximizing price of new... View Details
Keywords: Health Care and Treatment; Laws and Statutes; Research and Development; Investment; Markets; Monopoly
Bagley, Nicholas, Benjamin Berger, Amitabh Chandra, Craig Garthwaite, and Ariel Dora Stern. "The Orphan Drug Act at 35: Observations and an Outlook for the Twenty-First Century." Chap. 4 in Innovation Policy and the Economy, Volume 19, edited by Josh Lerner and Scott Stern, 97–137. University of Chicago Press, 2018.
- 01 Dec 2009
- News
Taking the Plunge
swanky department stores, restaurants, and offices. (Visitors to HBS can try out a Washlet in Aldrich Hall, courtesy of TOTO.) “TOTO” is the final case in Leading Innovative Ventures; Tripsas notes that it brings together View Details
- 2011
- Other Unpublished Work
The Performance Effects of Regulatory Oversight
This paper explores the heterogeneity in firm performance that can arise from exogenously varying levels of oversight in regulated industries. We use data on the performance of U.S. commercial banks to show that banks located physically closer to their supervisors'... View Details
- Research Summary
The New Social Contract: Contractors, Firms, and Agencies
The emergence of a 'new social contract' linking employees and organizations - perhaps most notable for the absence of a promise of lifelong job security - has been widely remarked. A related trend, less noted but potentially important, has been the emergence of a... View Details
- February 2008 (Revised December 2011)
- Case
Weber Shandwick: The Client Relationship Leader Program
By: Robert G. Eccles and Kerry Herman
In 2002 Weber Shandwick, a leading global public relations agency, instituted a Client Relationship Leader (CRL) Program for its top 32 global accounts. The purpose of the program is to ensure that all of the firm's resources across geographies, practice areas, and... View Details
Keywords: Blogs; Competency and Skills; Customer Relationship Management; Organizational Change and Adaptation; Organizational Design; Social and Collaborative Networks; Competitive Advantage; Public Relations Industry
Eccles, Robert G., and Kerry Herman. "Weber Shandwick: The Client Relationship Leader Program." Harvard Business School Case 408-077, February 2008. (Revised December 2011.)
- 2009
- Working Paper
Capitalizing On Innovation: The Case of Japan
By: Robert Dujarric and Andrei Hagiu
Japan's industrial landscape is characterized by hierarchical forms of industry organization, which are increasingly inadequate in modern sectors, where innovation relies on platforms and horizontal ecosystems of firms producing complementary products. Using three... View Details
Keywords: Globalized Markets and Industries; Government Legislation; Innovation and Invention; Industry Structures; Horizontal Integration; Vertical Integration; Manufacturing Industry; Japan
Dujarric, Robert, and Andrei Hagiu. "Capitalizing On Innovation: The Case of Japan." Harvard Business School Working Paper, No. 09-114, April 2009. (Revised October 2009.)
- 01 Dec 2020
- Blog Post
Hiring a Career Switcher: The Value of the MS/MBA
In the fall of 2019, Kaelyn Griffin and Adam Palay entered HBS as two of 30 students in the MS/MBA: Engineering Sciences Program, a joint degree offered with the Harvard John... View Details
Keywords: All Industries
- March 2015
- Supplement
MELF and Business Culture in the Twin Cities (B)
By: Clayton S. Rose and David Lane
Leaders of the many Fortune 500 firms headquartered in Minneapolis-St. Paul have a long history of engaging collectively, and with educational, political and social leaders, to deal with important community issues. Focusing on the participation of leading CEOs in the... View Details
Rose, Clayton S., and David Lane. "MELF and Business Culture in the Twin Cities (B)." Harvard Business School Supplement 315-079, March 2015.
- 01 Sep 2009
- News
Over the Top
Lorsch and coauthors Martin Lipton and Theodore Mirvis — partners of the New York law firm Wachtell, Lipton, Rosen & Katz — characterized Schumer’s bill as a misguided attempt at reform and blamed... View Details
- February 2010
- Article
Input Constraints and the Efficiency of Entry: Lessons from Cardiac Surgery
By: David M. Cutler, Robert S. Huckman and Jonathan T. Kolstad
Prior studies suggest that, with elastically supplied inputs, free entry may lead to an inefficiently high number of firms in equilibrium. Under input scarcity, however, the welfare loss from free entry is reduced. Further, free entry may increase use of high-quality... View Details
Keywords: Government Legislation; Health Care and Treatment; Medical Specialties; Market Entry and Exit; Welfare; Health Industry; Pennsylvania
Cutler, David M., Robert S. Huckman, and Jonathan T. Kolstad. "Input Constraints and the Efficiency of Entry: Lessons from Cardiac Surgery." American Economic Journal: Economic Policy 2, no. 1 (February 2010): 51–76.
- 24 Jan 2025
- News
The Network Effect
Karan Mathur (left) and Dina Model (Illustration by Gisela Goppel) When Dina Model and Karan Mathur (both MBA 2015) met through mutual friends during their first year at HBS, neither was envisioning a future business deal. “We didn’t realize that we had shared... View Details
- 01 Jun 2011
- News
The Best-Laid Plans
Plan Contest taught me how to ground a good idea in the reality of industry by talking to as many people as possible. That was a very good discipline that I still apply,” says Machiels, a partner at private equity View Details
- June 2023
- Article
The Effect of Firms' Information Exposure on Safeguarding Employee Health: Evidence from COVID-19
By: Lisa Yao Liu and Shirley Lu
We show that information exposure through international business networks enables firms to take proactive measures that benefit employees and potentially the local community. Specifically, in the early days of COVID-19, firms that have business networks with China and... View Details
Keywords: COVID-19 Pandemic; Networks; Knowledge Use and Leverage; Health Pandemics; Decision Choices and Conditions; Corporate Social Responsibility and Impact
Liu, Lisa Yao, and Shirley Lu. "The Effect of Firms' Information Exposure on Safeguarding Employee Health: Evidence from COVID-19." Journal of Accounting Research 61, no. 3 (June 2023): 891–933.
- 2021
- Working Paper
Going by the Book: Valuation Ratios and Stock Returns
By: Ki-Soon Choi, Eric So and Charles C.Y. Wang
We study the use of firms’ book-to-market ratios (B/M) in value investing and its implications for comovements in firms’ stock returns and trading volumes. We show B/M has become increasingly detached from common alternative valuation ratios over time while also... View Details
Choi, Ki-Soon, Eric So, and Charles C.Y. Wang. "Going by the Book: Valuation Ratios and Stock Returns." Harvard Business School Working Paper, No. 21-126, May 2021.