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Show Results For
- All HBS Web
(636)
- People (1)
- News (141)
- Research (331)
- Events (5)
- Multimedia (8)
- Faculty Publications (155)
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- 2024
- Working Paper
The Uneven Impact of Generative AI on Entrepreneurial Performance
By: Nicholas G. Otis, Rowan Clarke, Solène Delecourt, David Holtz and Rembrand Koning
Scalable and low-cost AI assistance has the potential to improve firm decision-making and economic performance. However, running a business involves a myriad of open-ended problems, making it difficult to know whether recent AI advances can help business owners make... View Details
Keywords: AI and Machine Learning; Performance Improvement; Small Business; Decision Choices and Conditions; Kenya
Otis, Nicholas G., Rowan Clarke, Solène Delecourt, David Holtz, and Rembrand Koning. "The Uneven Impact of Generative AI on Entrepreneurial Performance." Harvard Business School Working Paper, No. 24-042, December 2023.
- June 2020
- Case
In-housing Digital Marketing at Sprint Corp.
By: David E. Bell, Rajiv Lal and Olivia Hull
In the fall of 2019, Sprint’s Chief Digital Officer Rob Roy reflected on the telecom’s efforts to improve the effectiveness of its digital marketing campaigns. Digital media buying had long been handled by an outside agency, but in 2017, Sprint brought those functions... View Details
Keywords: Advertising; Digital Marketing; Transformation; Talent and Talent Management; Marketing Strategy; Social Marketing; Telecommunications Industry; Electronics Industry; Web Services Industry; United States
Bell, David E., Rajiv Lal, and Olivia Hull. "In-housing Digital Marketing at Sprint Corp." Harvard Business School Case 520-026, June 2020.
- 2024
- Working Paper
Contributing to Growth? The Role of Open Source Software for Global Startups
By: Nataliya Langburd Wright, Frank Nagle and Shane Greenstein
How does participating in open source software (OSS) communities spur entrepreneurial growth?
To address this question, we analyze novel data matching accounts from GitHub—the largest OSS
hosting platform—to the universe of global software venture-backed firms... View Details
Keywords: Applications and Software; Open Source Distribution; Entrepreneurship; Business Growth and Maturation; Human Capital; Valuation; Corporate Strategy
Wright, Nataliya Langburd, Frank Nagle, and Shane Greenstein. "Contributing to Growth? The Role of Open Source Software for Global Startups." Harvard Business School Working Paper, No. 24-040, January 2024. (Revised August 2024.)
- May 1997
- Teaching Note
Product Development Performance, Instructor's Note
By: Marco Iansiti
Focuses on what constitutes product development performance and how it is assessed. Performance, as explained in both the note and in the materials for this three-session module, refers to the performance of both the product and the organizational process producing it.... View Details
- 2023
- Working Paper
The Stock Market and Bank Risk-Taking
By: David S. Scharfstein and Antonio Falato
Using confidential supervisory risk ratings, we document that banks increase risk after they go public compared to a control group of banks that filed to go public but withdrew their filings for plausibly exogenous reasons. The increase in risk increases short-term... View Details
Scharfstein, David S., and Antonio Falato. "The Stock Market and Bank Risk-Taking." Working Paper, September 2023.
- Forthcoming
- Article
Pricing of Climate Risk Insurance: Regulation and Cross-Subsidies
By: Ishita Sen, Ana-Maria Tenekedjieva and Sangmin Oh
We study the pricing of homeowners’ insurance, a $15 trillion market essential for hedging climate-related losses. We show that insurance premiums are subject to starkly different regulations across states, creating persistent cross-subsidies and price distortions. We... View Details
Keywords: Climate Risk; Homeowners' Insurance; Price Controls; Financial Regulation; Cross-subsidization; Climate Change; Price; Risk and Uncertainty; Geographic Location; Insurance Industry; United States
Sen, Ishita, Ana-Maria Tenekedjieva, and Sangmin Oh. "Pricing of Climate Risk Insurance: Regulation and Cross-Subsidies." Journal of Finance (forthcoming).
- April 2003
- Case
Captain Crisis in the United States Army, The
From 1989 to 1999, the Army watched as captain attrition rose from a planned and acceptable 6.7% to a staggering 10.6%. At the beginning of a new century, the Army leadership is concerned that current and projected staffing levels for junior officers are insufficient... View Details
Beaulieu, Nancy D., and Jamie Warder. "Captain Crisis in the United States Army, The." Harvard Business School Case 903-126, April 2003.
- January 1990 (Revised May 1991)
- Case
Hoechst and the German Chemical Industry
Describes the rise of the German chemical industry and the specific country-based factors that contributed to the rise. Focuses on the German firm Hoechst: its history, its position after World War II, and its subsequent internationalization. Set in 1986 when Hoechst... View Details
Keywords: Business History; Competitive Advantage; Acquisition; Chemical Industry; Germany; United States
Gomes-Casseres, Benjamin. "Hoechst and the German Chemical Industry." Harvard Business School Case 390-146, January 1990. (Revised May 1991.)
- 2013
- Case
Travelers Insurance: Focusing on Climate Change and Natural Catastrophe Risk
By: Andrew J. Hoffman
The dilemma Evan Blue faces stems from a report by sustainability advocacy group Ceres that calls on companies to take climate change into consideration in their risk models and develop response strategies. The fictional vice president of Traveler's Insurance is tasked... View Details
Hoffman, Andrew J. "Travelers Insurance: Focusing on Climate Change and Natural Catastrophe Risk." William Davidson Institute Case 1-429-347, 2013.
- March 2018
- Supplement
The Rise and Rise (?) of Walmart (B): Kmart Declares Bankruptcy
By: Ramon Casadesus-Masanell and Karen Elterman
This case follows up on the competition between Kmart and Walmart as discussed in the A case. It summarizes the companies' positions in the early 2000s, and discusses events between 1990 and Kmart's declaration of bankruptcy in 2002. Walmart grew significantly,... View Details
Keywords: Bankruptcy; Walmart; Kmart; Controversy; Strategy; Insolvency and Bankruptcy; Competition; Public Opinion; Retail Industry; United States
Casadesus-Masanell, Ramon, and Karen Elterman. "The Rise and Rise (?) of Walmart (B): Kmart Declares Bankruptcy." Harvard Business School Supplement 718-510, March 2018.
- December 2013
- Article
Reputational Contagion and Optimal Regulatory Forbearance
By: Alan Morrison and Lucy White
Existing studies suggest that systemic crises may arise because banks either hold correlated assets or are connected by interbank lending. This paper shows that common regulation is also a conduit for interbank contagion. One bank's failure may undermine confidence in... View Details
Morrison, Alan, and Lucy White. "Reputational Contagion and Optimal Regulatory Forbearance." Journal of Financial Economics 110, no. 3 (December 2013): 642–658.
- 2008
- Working Paper
Securing Online Advertising: Rustlers and Sheriffs in the New Wild West
By: Benjamin Edelman
Read the news of recent computer security guffaws, and it's striking how many problems stem from online advertising. Advertising is the bedrock of web sites that are provided without charge to end users, so advertising is everywhere. But advertising security gaps... View Details
Edelman, Benjamin. "Securing Online Advertising: Rustlers and Sheriffs in the New Wild West." Harvard Business School Working Paper, No. 09-039, September 2008.
- 2013
- Working Paper
Skilled Immigration and the Employment Structures of U.S. Firms
By: Sari Pekkala Kerr, William R. Kerr and William F. Lincoln
We study the impact of skilled immigrants on the employment structures of U.S. firms using matched employer-employee data. Unlike most previous work, we use the firm as the lens of analysis to account for a greater level of heterogeneity and the fact that many skilled... View Details
Keywords: H-1B; Firms; Scientists; Engineers; Inventors; Age; Employment; Competency and Skills; Immigration; United States
Pekkala Kerr, Sari, William R. Kerr, and William F. Lincoln. "Skilled Immigration and the Employment Structures of U.S. Firms." Working Paper, February 2013.
- July 2023
- Case
Moderna: Everything, Everywhere, All at Once
By: Satish Tadikonda, Shikhar Ghosh and William Marks
Coming out of the COVID-19 pandemic, Moderna was riding the successes of developing a vaccine in record time and helping stem the tide of the crisis. However, the company had grown at an incredible rate, more than doubled its number of employees, and had to put on hold... View Details
Keywords: Health Pandemics; Selection and Staffing; Growth Management; Management Succession; Retirement; Technological Innovation; Corporate Strategy; Biotechnology Industry
Tadikonda, Satish, Shikhar Ghosh, and William Marks. "Moderna: Everything, Everywhere, All at Once." Harvard Business School Case 824-021, July 2023.
- Article
Core Earnings: New Data and Evidence
By: Ethan Rouen, Eric C. So and Charles C.Y. Wang
Using a novel dataset, we show that components of firms' GAAP earnings stemming from ancillary business activities or transitory shocks are significant in frequency and magnitude. These components have grown over time and are dispersed across various sections of the... View Details
Keywords: Core Earnings; Transitory Earnings; Non-operating Earnings; Quantitative Disclosures; Equity Valuation; Big Data; Business Earnings; Financial Reporting; Valuation; Analytics and Data Science
Rouen, Ethan, Eric C. So, and Charles C.Y. Wang. "Core Earnings: New Data and Evidence." Journal of Financial Economics 142, no. 3 (December 2021): 1068–1091.
- 2021
- Working Paper
Digital Labor Market Inequality and the Decline of IT Exceptionalism
By: Ruiqing Cao and Shane Greenstein
Several decades of expansion in digital communications, web commerce, and online distribution have altered regional IT labor market returns in the United States. IT occupations experienced similar wage growth as STEM occupations involving IT-related work activities,... View Details
Cao, Ruiqing, and Shane Greenstein. "Digital Labor Market Inequality and the Decline of IT Exceptionalism." Harvard Business School Working Paper, No. 21-019, August 2020. (Revised January 2021. NBER Working Paper Series, No. 21-015, August 2020)
- July 2015
- Article
Skilled Immigration and the Employment Structures of U.S. Firms
By: Sari Pekkala Kerr, William R. Kerr and William F. Lincoln
We study the impact of skilled immigrants on the employment structures of U.S. firms using matched employer-employee data. Unlike most previous work, we use the firm as the lens of analysis to account for a greater level of heterogeneity and the fact that many skilled... View Details
Keywords: Firms; Scientists; Engineers; Inventors; H-1B; Age; Employment; Immigration; United States
Kerr, Sari Pekkala, William R. Kerr, and William F. Lincoln. "Skilled Immigration and the Employment Structures of U.S. Firms." Journal of Labor Economics 33, no. S1 (July 2015): S147–S186.
- December 2019
- Technical Note
Technical Note on Bayesian Statistics and Frequentist Power Calculations
By: Amitabh Chandra and Ariel Dora Stern
This Technical Note provides an introduction to Bayes’ Rule and the statistical intuition that stems from it. In this note, we review the concepts that underlie Bayesian statistics, and we offer several simple mathematical examples to illustrate applications of Bayes’... View Details
Chandra, Amitabh, and Ariel Dora Stern. "Technical Note on Bayesian Statistics and Frequentist Power Calculations." Harvard Business School Technical Note 620-032, December 2019.
- 2024
- Working Paper
Advancing Personalization: How to Experiment, Learn & Optimize
By: Aurelie Lemmens, Jason M.T. Roos, Sebastian Gabel, Eva Ascarza, Hernan Bruno, Elea McDonnell Feit, Brett Gordon, Ayelet Israeli, Carl F. Mela and Oded Netzer
Personalization has become the heartbeat of modern marketing. Advances in causal inference and machine learning enable companies to understand how the same marketing action can impact the choices of individual customers differently. This article provides an academic... View Details
Keywords: Personalization; Targeting; Experiments; Observational Studies; Policy Implementation; Policy Evaluation; Customization and Personalization; Marketing Strategy; AI and Machine Learning
Lemmens, Aurelie, Jason M.T. Roos, Sebastian Gabel, Eva Ascarza, Hernan Bruno, Elea McDonnell Feit, Brett Gordon, Ayelet Israeli, Carl F. Mela, and Oded Netzer. "Advancing Personalization: How to Experiment, Learn & Optimize." Working Paper, July 2024. (Revised March 2025.)
- October 2019
- Article
Making Sense of Recommendations
By: Michael Yeomans, Anuj Shah, Sendhil Mullainathan and Jon Kleinberg
Computer algorithms are increasingly being used to predict people's preferences and make recommendations. Although people frequently encounter these algorithms because they are cheap to scale, we do not know how they compare to human judgment. Here, we compare computer... View Details
Keywords: Recommender Systems; Artificial Intelligence; Interpretability; Information Technology; Forecasting and Prediction; Decision Making; Attitudes
Yeomans, Michael, Anuj Shah, Sendhil Mullainathan, and Jon Kleinberg. "Making Sense of Recommendations." Journal of Behavioral Decision Making 32, no. 4 (October 2019): 403–414.