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Show Results For
- All HBS Web
(3,409)
- People (9)
- News (719)
- Research (2,190)
- Events (38)
- Multimedia (28)
- Faculty Publications (1,291)
- December 2015
- Article
On Wealth and the Diversity of Friendships: High Social Class People around the World Have Fewer International Friends
By: Maurice H. Yearwood, Amy Cuddy, Nishtha Lambaa, Wu Youyoua, Ilmo van der Lowe, Paul K. Piff, Charles Gronin, Pete Fleming, Emiliana Simon-Thomas, Dacher Keltner and Aleksandr Spectre
Having international social ties carries many potential advantages, including access to novel ideas and greater commercial opportunities. Yet little is known about who forms more international friendships. Here, we propose social class plays a key role in determining... View Details
Yearwood, Maurice H., Amy Cuddy, Nishtha Lambaa, Wu Youyoua, Ilmo van der Lowe, Paul K. Piff, Charles Gronin, Pete Fleming, Emiliana Simon-Thomas, Dacher Keltner, and Aleksandr Spectre. "On Wealth and the Diversity of Friendships: High Social Class People around the World Have Fewer International Friends." Personality and Individual Differences 87 (December 2015): 224–229.
- October 2013
- Article
Ad Revenue and Content Commercialization: Evidence from Blogs
By: Monic Sun and Feng Zhu
Many scholars argue that when incentivized by ad revenue, content providers are more likely to tailor their content to attract "eyeballs," and as a result, popular content may be excessively supplied. We empirically test this prediction by taking advantage of the... View Details
Keywords: Ad-sponsored Business Models; Media Content; Blog; Revenue Sharing; User-generated Content; Platform-based Markets; Blogs; Business Model; Digital Platforms; Commercialization; Digital Marketing
Sun, Monic, and Feng Zhu. "Ad Revenue and Content Commercialization: Evidence from Blogs." Management Science 59, no. 10 (October 2013): 2314–2331.
- 2010
- Chapter
Measuring and Managing Macrofinancial Risk and Financial Stability: A New Framework
By: Dale F. Gray, Robert C. Merton and Zvi Bodie
This paper proposes a new approach to improve the way central banks can analyze and manage the financial risks of a national economy. It is based on the modern theory and practice of contingent claims analysis (CCA), which is successfully used today at the level of... View Details
- September 2010
- Case
Quanta Research Institute: Rainforest or Hothouse?
By: Willy C. Shih, Jyun-Cheng Wang and Ho Howard Yu
Barry Lam, the CEO and founder of Quanta Computer (the largest notebook computer manufacturer worldwide), has recognized for many years that he had to transform the company to decrease its dependence on producing commodity hardware for other global brands and move the... View Details
Keywords: Change Management; Leading Change; Growth and Development Strategy; Product Development; Organizational Change and Adaptation; Research and Development; Computer Industry; Taiwan
Shih, Willy C., Jyun-Cheng Wang, and Ho Howard Yu. "Quanta Research Institute: Rainforest or Hothouse?" Harvard Business School Case 611-024, September 2010.
- 2012
- Working Paper
Do Market Leaders Lead in Business Process Innovation? The Case(s) of E-Business Adoption
By: Kristina S. McElheran
This paper explores the relationship between market position and business process innovation. Prior research has focused on the alignment between new technologies and the internal capabilities of firms to pursue them. I extend the investigation to include external... View Details
Keywords: Investment; Technological Innovation; Leadership; Business Processes; Behavior; Motivation and Incentives; Technology Adoption; Manufacturing Industry; United States
McElheran, Kristina S. "Do Market Leaders Lead in Business Process Innovation? The Case(s) of E-Business Adoption." Harvard Business School Working Paper, No. 10-104, June 2010. (Revised April 2011, October 2012.)
- June 1997
- Teaching Note
Innovation in Action: Product Development Projects and Action-Based Learning, Instructor's Note
By: Marco Iansiti
As a project-based course, Managing Product Development has been carefully designed so that classroom discussion and students' project team activities infuse each other: learning from course materials enhances project activities, which in turn enrich subsequent... View Details
The Transparency Paradox
2013 Winner of Academy of Management Awards for Outstanding Publication in Organizational Behavior and Best Published Paper in Organization and Management Theory
Using data from embedded participant-observers and a field experiment at the second... View Details
The Effects of Quota Frequency: Sales Performance and Product Focus
This study investigates the comprehensive and multidimensional effects of quota (goal) frequency on sales force performance. The study provides a theory of salespeople’s behavior—aggregate effort and the product type focus—in response to the temporal length of a... View Details
- Article
From Immigrants to Americans: Race and Assimilation During the Great Migration
By: Vasiliki Fouka, Soumyajit Mazumder and Marco Tabellini
How does the arrival of a new minority group affect the social acceptance and outcomes of existing minorities? We study this question in the context of the First Great Migration. Between 1915 and 1930, 1.5 million African Americans moved from the U.S. South to Northern... View Details
Fouka, Vasiliki, Soumyajit Mazumder, and Marco Tabellini. "From Immigrants to Americans: Race and Assimilation During the Great Migration." Review of Economic Studies 89, no. 2 (March 2022): 811–842. (Also appears in VoxEU, The New York Times, Broadstreet, the Skepticast, and Oxford University Press Blog.)
- Web
Enter Elton Mayo – The Human Relations Movement – Baker Library | Bloomberg Center, Historical Collections
HBS Home HBS Index Contact Us A New Vision An Essay by Professors Michel Anteby and Rakesh Khurana Introduction The Hawthorne Plant Employee Welfare Illumination Studies and Relay Assembly Test Room Next Enter Elton Mayo Enter Elton Mayo... View Details
- January 2025
- Case
A Winning Strategy (A): Innovation in Olympic Speed Skating
By: Rebecca Karp, Maria Roche, Maisie Wiltshire-Gordon and Tom Quinn
This case describes two innovators in the Olympic sport of speed skating: the U.S. Men’s team, which devised a new approach to the team pursuit event following their disappointing performance in the 2018 Winter Olympics; and Nils van der Poel, a Swedish skater who... View Details
Keywords: Sports; Disruptive Innovation; Innovation Strategy; Competitive Strategy; Competitive Advantage; Knowledge Sharing; Sports Industry; United States; Sweden; Netherlands; Norway
Karp, Rebecca, Maria Roche, Maisie Wiltshire-Gordon, and Tom Quinn. "A Winning Strategy (A): Innovation in Olympic Speed Skating." Harvard Business School Case 725-391, January 2025.
- May 2025
- Article
Imagining the Future: Memory, Simulation and Beliefs
By: Pedro Bordalo, Giovanni Burro, Katherine B. Coffman, Nicola Gennaioli and Andrei Shleifer
How do people form beliefs about novel risks, with which they have little or no experience? Motivated by survey data on beliefs about Covid we collected in 2020, we build a model based on the psychology of selective memory. When a person thinks about an event,... View Details
Bordalo, Pedro, Giovanni Burro, Katherine B. Coffman, Nicola Gennaioli, and Andrei Shleifer. "Imagining the Future: Memory, Simulation and Beliefs." Review of Economic Studies 92, no. 3 (May 2025): 1532–1563.
- November 2022
- Article
Impacts of Micromobility on Car Displacement with Evidence from a Natural Experiment and Geofencing Policy
By: Omar Isaac Asensio, Camila Apablaza, M. Cade Lawson, Edward W Chen and Savannah J Horner
Micromobility, such as electric scooters and electric bikes—an estimated US$300 billion global market by 2030—will accelerate electrification efforts and fundamentally change urban mobility patterns. However, the impacts of micromobility adoption on traffic congestion... View Details
Asensio, Omar Isaac, Camila Apablaza, M. Cade Lawson, Edward W Chen, and Savannah J Horner. "Impacts of Micromobility on Car Displacement with Evidence from a Natural Experiment and Geofencing Policy." Nature Energy 7, no. 11 (November 2022): 1100–1108.
- 2019
- Working Paper
Industrial Change, the Boundary of the Firm, and Racial Employment Segregation
By: John-Paul Ferguson and Rembrand Koning
Racial employment segregation between large workplaces in America has grown over the last generation. We know little about how changes in patterns of employment by economic sector have contributed to this growth, though. While there are many stylized narratives about... View Details
Keywords: Workplace Segregation; Firm Boundaries; Organizations; Employees; Segmentation; Race; Change; United States
Ferguson, John-Paul, and Rembrand Koning. "Industrial Change, the Boundary of the Firm, and Racial Employment Segregation." Harvard Business School Working Paper, No. 20-069, December 2019.
- 2017
- Working Paper
Rethinking Measurement of Pay Disparity and its Relation to Firm Performance
By: Ethan Rouen
I develop measures of firm-level pay disparity and examine their relation to firm accounting performance. Using comprehensive compensation data for a large sample of firms, I find no statistically significant relation between the ratio of CEO-to-mean employee... View Details
Keywords: Pay Disparity; Pay Ratio; CEO Pay Ratio; Income Inequality; Executive Compensation; Wages; Equality and Inequality; Business Ventures; Performance
Rouen, Ethan. "Rethinking Measurement of Pay Disparity and its Relation to Firm Performance." Harvard Business School Working Paper, No. 18-007, July 2017.
- 2012
- Article
Mutual Fund Trading Pressure: Firm-Level Stock Price Impact and Timing of SEOs
By: Mozaffar N. Khan, Leonid Kogan and George Serafeim
In tests of the equity market timing theory of external finance, the prior literature has used overvaluation identifiers such as high market-to-book and high prior returns that are likely correlated with other determinants of SEOs. We use price pressure resulting from... View Details
Keywords: Equity; Market Transactions; Valuation; Capital Structure; Market Timing; Mathematical Methods; Acquisition
Khan, Mozaffar N., Leonid Kogan, and George Serafeim. "Mutual Fund Trading Pressure: Firm-Level Stock Price Impact and Timing of SEOs." Journal of Finance 67, no. 4 (August 2012): 1371–1395.
- October 2006 (Revised August 2023)
- Background Note
Note on Student Outcomes in U.S. Public Education
By: Stacey M. Childress, Stig Leschly and John J-H Kim
Surveys educational outcomes among public school students in the United States. Educational outcomes are categorized as achievement outcomes (measured primarily by students' performance on standardized test results) and attainment outcomes (measured primarily by... View Details
Keywords: Demographics; Education; Outcome or Result; Public Administration Industry; Education Industry; United States
Childress, Stacey M., Stig Leschly, and John J-H Kim. "Note on Student Outcomes in U.S. Public Education." Harvard Business School Background Note 307-068, October 2006. (Revised August 2023.)
- May 2001 (Revised February 2005)
- Case
KONE: The MonoSpace Launch in Germany
By: Das Narayandas and Gordon Swartz
Focuses on the launch of a new elevator product in Germany. In 1996, global construction slumps and low differentiation among competitive offerings has led to significant price competition and margin erosion in the elevator industry. In these circumstances, KONE, one... View Details
Keywords: Machinery and Machining; Product Launch; Product Development; Construction Industry; Germany
Narayandas, Das, and Gordon Swartz. "KONE: The MonoSpace Launch in Germany." Harvard Business School Case 501-070, May 2001. (Revised February 2005.)
- November 1990 (Revised June 1991)
- Case
Final Voyage of the Challenger
Provides a summary of technical and organizational details that led to the decision to launch the Challenger Space Shuttle, and to the ensuing accident. Details of design and testing milestones of the Space Shuttle, with a focus on the Solid Rocket Booster, offer... View Details
Keywords: Information Technology; Risk Management; Ethics; Decision Choices and Conditions; Business Processes; Aerospace Industry; United States
Hauptman, Oscar. "Final Voyage of the Challenger." Harvard Business School Case 691-037, November 1990. (Revised June 1991.)
- 28 Aug 2008
- Working Paper Summaries