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Show Results For
- All HBS Web
(9,885)
- People (25)
- News (1,742)
- Research (6,381)
- Events (44)
- Multimedia (118)
- Faculty Publications (4,712)
- Research Summary
Personal Data in Marketing
By: John A. Deighton
Between 10% and 20% of all marketing activity in the United States, and a smaller proportion internationally, relies on data about individuals, whether personally identifying or pseudonomized. These data flow across a system of established and emerging firms operating... View Details
- 2023
- Working Paper
Flow-Driven ESG Returns
I show that the recent returns to ESG investing are strongly driven by price impact
from flows towards ESG funds. Using data on institutional trades, I estimate the
market’s ability to accommodate the demand of ESG funds, which is given by the
elasticity of... View Details
Keywords: Investment Funds; Corporate Social Responsibility and Impact; Financial Markets; Investment Return
van der Beck, Philippe. "Flow-Driven ESG Returns." Swiss Finance Institute Research Paper Series, No. 21-71, November 2023.
- June 2025
- Article
Social Security and Trends in Wealth Inequality
By: Sylvain Catherine, Max Miller and Natasha Sarin
Recent influential work finds large increases in inequality in the U.S. based on measures of wealth concentration that notably exclude the value of social insurance programs. This paper shows that top wealth shares have not changed much over the last three decades when... View Details
Catherine, Sylvain, Max Miller, and Natasha Sarin. "Social Security and Trends in Wealth Inequality." Journal of Finance 80, no. 3 (June 2025): 1497–1531.
- February 2024
- Article
Come Together: Firm Boundaries and Delegation
By: Laura Alfaro, Nick Bloom, Paola Conconi, Harald Fadinger, Patrick Legros, Andrew F. Newman, Raffaella Sadun and John Van Reenen
We develop an incomplete-contracts model to jointly study firm boundaries and the allocation of decision rights within them. Integration has an option value: it gives firm owners authority to delegate or centralize decision rights, depending on who can best solve... View Details
Alfaro, Laura, Nick Bloom, Paola Conconi, Harald Fadinger, Patrick Legros, Andrew F. Newman, Raffaella Sadun, and John Van Reenen. "Come Together: Firm Boundaries and Delegation." Journal of the European Economic Association 22, no. 1 (February 2024): 34–72.
- March 2022 (Revised January 2025)
- Technical Note
Linear Regression
By: Iavor I. Bojinov, Michael Parzen and Paul Hamilton
This note provides an overview of linear regression for an introductory data science course. It begins with a discussion of correlation, and explains why correlation does not necessarily imply causation. The note then describes the method of least squares, and how to... View Details
Keywords: Data Science; Linear Regression; Mathematical Modeling; Mathematical Methods; Analytics and Data Science
Bojinov, Iavor I., Michael Parzen, and Paul Hamilton. "Linear Regression." Harvard Business School Technical Note 622-100, March 2022. (Revised January 2025.)
- February 2021
- Article
Do Household Wealth Shocks Affect Productivity? Evidence from Innovative Workers During the Great Recession
By: S. Bernstein, T. McQuade and R. Townsend
We investigate how the deterioration of household balance sheets affects worker productivity, and, in turn, economic downturns. Specifically, we compare the output of innovative workers who experienced differential declines in housing wealth during the financial crisis... View Details
Keywords: Great Recession; Household; Financial Condition; System Shocks; Employees; Performance Productivity
Bernstein, S., T. McQuade, and R. Townsend. "Do Household Wealth Shocks Affect Productivity? Evidence from Innovative Workers During the Great Recession." Journal of Finance 76, no. 1 (February 2021): 57–111.
- 2017
- Working Paper
What Is a Patent Worth? Evidence from the U.S. Patent 'Lottery'
By: Joan Farre-Mensa, Deepak Hegde and Alexander Ljungqvist
We provide evidence on the value of patents to start-ups by leveraging the random assignment of applications to examiners with different propensities to grant patents. Using unique data on all first-time applications filed at the U.S. Patent Office since 2001, we find... View Details
Farre-Mensa, Joan, Deepak Hegde, and Alexander Ljungqvist. "What Is a Patent Worth? Evidence from the U.S. Patent 'Lottery'." NBER Working Paper Series, No. 23268, March 2017. (Previous version circulated under the title “The Bright Side of Patents”.)
- August 2010 (Revised October 2012)
- Exercise
To Catch a Vandal: A Power & Influence Exercise
By: Amy J.C. Cuddy, Ruwan Tharindu Gunatilake and Meredith Hodges
This exercise is based on the "Mafia" game created by psychologist Dimma Davidoff, and is designed to give students a broad introduction to multiple theories of influence and to challenge their instincts about which techniques are the most powerful and how they may be... View Details
Keywords: Nonverbal Communication; Knowledge Use and Leverage; Management Analysis, Tools, and Techniques; Management Skills; Groups and Teams; Power and Influence; Trust
Cuddy, Amy J.C., Ruwan Tharindu Gunatilake, and Meredith Hodges. "To Catch a Vandal: A Power & Influence Exercise." Harvard Business School Exercise 911-013, August 2010. (Revised October 2012.)
- Article
Five Ways to Bungle a Job Change
By: Boris Groysberg and Robin Abrahams
The article focuses on career development and job change. The challenges, transaction costs, and risks associated with job moves are discussed. The authors' research with executives is noted. The mistakes in career development that job hunters make are not doing enough... View Details
Keywords: Change; Resignation and Termination; Job Search; Managerial Roles; Personal Development and Career; Strategic Planning
Groysberg, Boris, and Robin Abrahams. "Five Ways to Bungle a Job Change." Harvard Business Review 88, nos. 1/2 (January–February 2010): 137–140.
- March 1994
- Article
Expropriation and Inventions: Appropriable Rents in the Absence of Property Rights
By: J. Anton and Dennis Yao
We analyze the problem faced by a financially weak independent inventor when selling a valuable, but easily imitated, invention for which no property rights exist. The inventor can protect his or her intellectual property by negotiating a contingent contract (with a... View Details
Anton, J., and Dennis Yao. "Expropriation and Inventions: Appropriable Rents in the Absence of Property Rights." American Economic Review 84, no. 1 (March 1994): 190–209. (reprinted in Z. Acs, ed., The Knowledge Spillover Theory of Entrepreneurship, Elgar, 2010). Harvard users click here for full text.)
- 24 May 2014
- News
Analysts’ dim view of CSR brightens over time
- 15 Aug 2019
- News
How the Best Leaders Inspire Their Employees to Be Innovators
- 12 Dec 2022
- HBS Seminar
Jenny Chatman, UC Berkeley Haas
Group Size and Incentives to Contribute: A Natural Experiment at Chinese Wikipedia
The literature on the private provision of public goods suggests an inverse relationship between incentives to contribute and group size. We find, however, that after an exogenous reduction of group size at Chinese Wikipedia, the nonblocked contributors decrease... View Details
- 18 Apr 2023
- Research & Ideas
The Best Person to Lead Your Company Doesn't Work There—Yet
knowledge of that specific industry, whether it's pharmaceutical or manufacturing or hospitality or rocket science.” Cracking the code of PE-backed firms The authors looked at 193 companies bought by PE firms from 2010 to 2016 valued at... View Details
- 16 Nov 2021
- HBS Case
How a Company Made Employees So Miserable, They Killed Themselves
2001, the once-profitable company lost 8.3 billion euros (equal to $15.1 billion today)—the second-biggest loss of any French company ever. A year later, the company’s debts totaled 71 billion euros, three times the value of the firm.... View Details
Keywords: by Michael Blanding
- 28 Jan 2019
- Research & Ideas
Forget Cash. Here Are Better Ways to Motivate Employees
receiving the reward to reinforce good behavior—because you’re hoping the worker will repeat that behavior.” Consider thoughtful gifts instead of cash Sometimes cash isn’t king. A 2017 study of 600 salespeople found that when a mixed cash and prize reward program was... View Details
Keywords: by Dina Gerdeman
- 27 Jun 2005
- Research & Ideas
Asian and American Leadership Styles: How Are They Unique?
example, the CEO of Banyan Tree Resorts). At the core of empowering leadership is the ability to energize the people in a company. Jack Welch commented, "You may be a great manager, but unless you can energize other people, you are of no View Details
Keywords: by D. Quinn Mills
Arthur I Segel
View Details
- February 2014
- Article
Governance and CEO Turnover: Do Something or Do the Right Thing?
By: Ray Fisman, Rakesh Khurana, Matthew Rhodes-Kropf and Soojin Yim
We study how corporate governance affects firm value through the decision of whether to fire or retain the CEO. We present a model in which weak governance—which prevents shareholders from controlling the board—protects inferior CEOs from dismissal, while at the same... View Details
Keywords: Governing and Advisory Boards; Value; Retention; Resignation and Termination; Corporate Governance; Management Teams; Business and Shareholder Relations
Fisman, Ray, Rakesh Khurana, Matthew Rhodes-Kropf, and Soojin Yim. "Governance and CEO Turnover: Do Something or Do the Right Thing?" Management Science 60, no. 2 (February 2014): 319–337.