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Show Results For
- All HBS Web
(3,150)
- People (3)
- News (519)
- Research (2,101)
- Events (28)
- Multimedia (12)
- Faculty Publications (1,226)
- 2023
- Working Paper
Distributionally Robust Causal Inference with Observational Data
By: Dimitris Bertsimas, Kosuke Imai and Michael Lingzhi Li
We consider the estimation of average treatment effects in observational studies and propose a new framework of robust causal inference with unobserved confounders. Our approach is based on distributionally robust optimization and proceeds in two steps. We first... View Details
Bertsimas, Dimitris, Kosuke Imai, and Michael Lingzhi Li. "Distributionally Robust Causal Inference with Observational Data." Working Paper, February 2023.
- 2025
- Working Paper
Turning Away from the State: Trade Shocks and Informal Insurance in Brazil
By: Paula Rettl
How does economic globalization affect vote choices? Conventional wisdom holds that voters who lose from economic integration support parties that propose expanding the welfare state. However, in the Global South, where the state is frequently weak or under-resourced,... View Details
Keywords: Global Strategy; Globalized Economies and Regions; Governance; Government Administration; Political Elections; Voting; Latin America; Brazil; South America
Rettl, Paula. "Turning Away from the State: Trade Shocks and Informal Insurance in Brazil." Harvard Business School Working Paper, No. 25-038, February 2025.
- 28 Oct 2014
- News
With midterm losses looming, what's left of Obama's power?
- March 2008
- Article
Are Accruals Mispriced? Evidence from Tests of an Intertemporal Capital Asset Pricing Model
By: Mozaffar N. Khan
This paper proposes a risk-based explanation for the accrual anomaly. Risk is measured using a four-factor model motivated by the Intertemporal Capital Asset Pricing Model. Tests of the model suggest that a considerable portion of the cross-sectional variation in... View Details
Khan, Mozaffar N. "Are Accruals Mispriced? Evidence from Tests of an Intertemporal Capital Asset Pricing Model." Journal of Accounting & Economics 45, no. 1 (March 2008): 55–77.
- January 2021
- Supplement
Aster DM Healthcare: Budget Exercise
By: V.G. Narayanan and Amy Klopfenstein
In April 2020, Alisha Moopen, Deputy Managing Director of Aster DM Healthcare, a network of clinics, hospitals, and pharmacies in the Middle East and India, must create her company’s budget for the 2021 fiscal year in light of the onset of Covid-19. The pandemic had... View Details
Keywords: Decision Making; Decisions; Forecasting and Prediction; Judgments; Decision Choices and Conditions; Cost vs Benefits; Finance; Borrowing and Debt; Financial Institutions; Banks and Banking; Financial Condition; Financial Liquidity; Accounting; Budgets and Budgeting; Management; Crisis Management; Health Pandemics; Health Industry; Asia; India; United Arab Emirates; Dubai
- November 1996
- Case
Del Webb Corporation (B), The
By: Jay W. Lorsch and Samanta Graff
On November 16, 1987, the Del Webb board appointed Phil Dion chairman and CEO. This case outlines the development and implementation of a strategy to focus exclusively on real estate development and to liquidate all other assets. Discusses the appointment of two new... View Details
Keywords: Crisis Management; Management Succession; Strategic Planning; Governing and Advisory Boards; Business and Shareholder Relations; Conflict of Interests; Real Estate Industry
Lorsch, Jay W., and Samanta Graff. "Del Webb Corporation (B), The." Harvard Business School Case 497-017, November 1996.
- July–August 2013
- Article
A Joint Model of Usage and Churn in Contractual Settings
By: Eva Ascarza and Bruce G.S. Hardie
As firms become more customer-centric, concepts such as customer equity come to the fore. Any serious attempt to quantify customer equity requires modeling techniques that can provide accurate multiperiod forecasts of customer behavior. Although a number of researchers... View Details
Keywords: Churn; Retention; Contractual Settings; Access Services; Hidden Markov Models; RFM; Latent Variable Models; Customer Value and Value Chain; Consumer Behavior
Ascarza, Eva, and Bruce G.S. Hardie. "A Joint Model of Usage and Churn in Contractual Settings." Marketing Science 32, no. 4 (July–August 2013): 570–590.
- January 2025
- Case
A Tiger in the Tank: Exxon Sues Investors
By: Clayton S. Rose, Sarah Sasso and James Weber
In June 2024, investors were trying to make sense of ExxonMobil’s (Exxon) lawsuit against two impact investors, Arjuna Capital (Arjuna) and Follow This, that had just been dismissed by the U.S. District Court of Northern Texas. Exxon’s suit challenged the rights of two... View Details
Keywords: Disruption; Talent and Talent Management; Customer Satisfaction; Decision Making; Demographics; Ethics; Corporate Accountability; Employees; Recruitment; Retention; Leadership; Crisis Management; Risk Management; Corporate Social Responsibility and Impact; Mission and Purpose; Organizational Change and Adaptation; Civil Society or Community; Social Issues; Adaptation; Investment Activism; Lawsuits and Litigation; Business and Shareholder Relations; Medical Devices and Supplies Industry; Health Industry; Energy Industry; United States; Netherlands; Norway
Rose, Clayton S., Sarah Sasso, and James Weber. "A Tiger in the Tank: Exxon Sues Investors." Harvard Business School Case 325-015, January 2025.
- January 2008 (Revised November 2009)
- Case
China's Evolving Labor Laws (A)
By: Lynn Sharp Paine and Aldo Sesia Jr.
The (A) case describes key provisions of the new labor contract law proposed by China's National People's Congress in 2006. The case invites students to consider how domestic and multinational companies should respond to the Chinese government's invitation to comment... View Details
Keywords: Multinational Firms and Management; Government Legislation; Labor; Contracts; Laws and Statutes; Business and Government Relations; China
Paine, Lynn Sharp, and Aldo Sesia Jr. "China's Evolving Labor Laws (A)." Harvard Business School Case 308-092, January 2008. (Revised November 2009.)
- December 2005 (Revised September 2007)
- Case
Canyon Johnson Urban Fund
By: Felix Oberholzer-Gee and Alexa Arena
Basketball star Earvin "Magic" Johnson and K. Robert Turner, managing partner of Canyon Johnson Urban Fund (CJUF), raised $271.7 million for investments in urban real estate. The fund considered two projects, both located in Hollywood, CA. The first was located on... View Details
Keywords: Investment; Projects; Business and Government Relations; Public Opinion; Urban Development; Real Estate Industry; Los Angeles
Oberholzer-Gee, Felix, and Alexa Arena. "Canyon Johnson Urban Fund." Harvard Business School Case 706-442, December 2005. (Revised September 2007.)
- May 2005 (Revised April 2010)
- Case
GlaxoSmithKline: Reorganizing Drug Discovery (A)
By: Robert S. Huckman and Eli Strick
Describes the reorganization of drug discovery at GlaxoSmithKline (GSK) following the formation of GSK from the merger of Glaxo Wellcome and SmithKline Beecham. This reorganization placed nearly 2,000 research scientists into six centers of excellence in drug discovery... View Details
Keywords: Mergers and Acquisitions; Decision Choices and Conditions; Operations; Organizational Structure; Performance Improvement; Research and Development; Pharmaceutical Industry
Huckman, Robert S., and Eli Strick. "GlaxoSmithKline: Reorganizing Drug Discovery (A)." Harvard Business School Case 605-074, May 2005. (Revised April 2010.)
Lakshmi Ramarajan
Professor Ramarajan is the Diane Doerge Wilson Professor of Business Administration in the Organizational Behavior Unit at Harvard Business School. Her research examines the management and consequences of identities in organizations.
She teaches the... View Details
Keywords: nonprofit industry
- Program
General Management Program
meals for the on-campus module. You will be invoiced upon admission to the program. Invoices are due within 30 days of receipt, or upon receipt if the program start date is less than 30 days from the invoice date. If you need to cancel or... View Details
- 24 Jan 2024
- Op-Ed
Why Boeing’s Problems with the 737 MAX Began More Than 25 Years Ago
quality. William Boeing created the commercial aviation industry. For the next century, Boeing was the leading producer, based on its excellence in aircraft design and safety. Boeing’s problems today date back to former CEO Philip Condit,... View Details
- September 2011
- Module Note
Orientation to Leadership Intelligence Days, 2011
By: Joshua D. Margolis and Anthony J. Mayo
Julie Bornstein, senior vice president of Sephora Direct, is seeking to double her budget for social media and other digital marketing initiatives for 2011. A number of digital efforts implemented in the past two years seem to be bearing fruit and there is a desire to... View Details
Keywords: Budgets and Budgeting; Borrowing and Debt; Investment Return; Resource Allocation; Marketing Communications; Marketing Strategy; Consumer Behavior; Online Technology; Beauty and Cosmetics Industry
Margolis, Joshua D., and Anthony J. Mayo. "Orientation to Leadership Intelligence Days, 2011." Harvard Business School Module Note 412-057, September 2011.
- July 2006 (Revised February 2007)
- Case
LinkedIn (A)
By: Mikolaj Jan Piskorski
In the summer of 2005, LinkedIn, a two-year-old start-up, was choosing between two options to monetize its 5 million business people network. Members could contact each other through trusted intermediaries on the network to offer or seek jobs, consulting engagements,... View Details
Keywords: Risk and Uncertainty; Business Growth and Maturation; Internet and the Web; Social and Collaborative Networks; Business Startups; Growth and Development Strategy; Service Industry
Piskorski, Mikolaj Jan. "LinkedIn (A)." Harvard Business School Case 707-406, July 2006. (Revised February 2007.)
- October 1998
- Case
Farallon Capital Management: Risk Arbitrage (B)
By: Andre F. Perold and Robert Howard
Farallon Capital Management, an investment firm that specializes in risk arbitrage, has taken significant long and short positions in MCI Communications and British Telecommunications, respectively, in the belief that the proposed merger of these firms will be... View Details
Keywords: Mergers and Acquisitions; Capital Markets; Investment; Risk Management; Strategy; Financial Services Industry
Perold, Andre F., and Robert Howard. "Farallon Capital Management: Risk Arbitrage (B)." Harvard Business School Case 299-021, October 1998.
- July 1993
- Case
Richardson Hindustan Limited (Abridged)
By: Hugo Uyterhoeven
Deals with the problems of a country manager building and balancing a constituency relationship. Explicitly examines the demands and responsiveness of four major constituencies: corporate headquarters; the national organization; the Indian government; and the public... View Details
Keywords: Business or Company Management; Business and Government Relations; Adoption; Multinational Firms and Management; Business Strategy; Growth and Development Strategy; Business and Shareholder Relations; India
Uyterhoeven, Hugo. "Richardson Hindustan Limited (Abridged)." Harvard Business School Case 394-025, July 1993.
- October 1998 (Revised November 1999)
- Case
Farallon Capital Management: Risk Arbitrage (A)
By: Andre F. Perold and Robert Howard
Farallon Capital Management, an investment firm that specializes in risk arbitrage, has taken significant long and short positions in MCI Communications and British Telecommunications, respectively, in the belief that the proposed merger of these firms will be... View Details
Keywords: Mergers and Acquisitions; Capital; Capital Markets; Investment; Management; Risk Management; Strategy; Financial Services Industry
Perold, Andre F., and Robert Howard. "Farallon Capital Management: Risk Arbitrage (A)." Harvard Business School Case 299-020, October 1998. (Revised November 1999.)
- 2019
- Working Paper
A Journal-Based Replication of 'Being Chosen to Lead'
By: Erik Snowberg, Allan Drazen, Anna Dreber and Erkut Y. Ozbay
Recent large-scale replications of social science experiments provide important information on the reliability of experimental research. Unfortunately, there exist no mechanisms to ensure replications are done. We propose such a mechanism: journal-based replication, in... View Details
Snowberg, Erik, Allan Drazen, Anna Dreber, and Erkut Y. Ozbay. "A Journal-Based Replication of 'Being Chosen to Lead'." Harvard Business School Working Paper, No. 20-064, November 2019.