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Show Results For
- All HBS Web
(2,455)
- People (4)
- News (649)
- Research (1,559)
- Events (30)
- Multimedia (7)
- Faculty Publications (744)
- Research Summary
The Cross Section of Expected Firm (Not Equity) Returns
This paper provides the first comprehensive study of expected firm (unlevered equity) returns. After accounting for the debt component of the firm return, I find that many of the cross sectional determinants of expected equity returns, such as the book-to-market... View Details
- 2015
- Chapter
Modularity and Organizations
Modularity describes the degree to which a complex system can be broken apart into subunits (modules) that can be recombined in various ways. Modularity is important for organizations and the economy because the boundaries of organizational units and corporations are... View Details
Baldwin, Carliss Y. "Modularity and Organizations." In International Encyclopedia of the Social & Behavioral Sciences. 2nd ed. Edited by James D. Wright, 718–723. Amsterdam: Elsevier, 2015.
- February 2003
- Background Note
Identity Issues in Teams
By: Jeffrey T. Polzer and Hillary Anger Elfenbein
This note explains how identity dynamics underlie many of the observable interpersonal problems that team members encounter, ranging from lack of participation and low involvement to misunderstandings and dysfunctional emotional conflict. It provides a framework for... View Details
Keywords: Framework; Managerial Roles; Outcome or Result; Performance Effectiveness; Groups and Teams; Conflict and Resolution; Emotions; Identity
Polzer, Jeffrey T., and Hillary Anger Elfenbein. "Identity Issues in Teams." Harvard Business School Background Note 403-095, February 2003.
- March 2022 (Revised August 2022)
- Case
Proximie: Using XR Technology to Create Borderless Operating Rooms
By: Ariel D. Stern and Alpana Thapar
In mid-January 2022, Nadine Hachach-Haram, founder and CEO of Proximie, was thinking about the company’s growth plans. Launched in 2016, Proximie was a platform that enabled clinicians, proctors, and medical device company personnel to be virtually present in operating... View Details
Keywords: Growth and Development Strategy; Technological Innovation; Partners and Partnerships; Strategic Planning; Health Care and Treatment; Analytics and Data Science; Digital Platforms; Health Industry; Lebanon; United Kingdom; United States
Stern, Ariel D., and Alpana Thapar. "Proximie: Using XR Technology to Create Borderless Operating Rooms." Harvard Business School Case 622-082, March 2022. (Revised August 2022.)
- 2020
- Working Paper
Overcoming the Cold Start Problem of CRM Using a Probabilistic Machine Learning Approach
By: Eva Ascarza
The success of Customer Relationship Management (CRM) programs ultimately depends on the firm's ability to understand consumers' preferences and precisely capture how these preferences may differ across customers. Only by understanding customer heterogeneity, firms can... View Details
Keywords: Customer Management; Targeting; Deep Exponential Families; Probabilistic Machine Learning; Cold Start Problem; Customer Relationship Management; Customer Value and Value Chain; Consumer Behavior; Analytics and Data Science; Mathematical Methods; Retail Industry
Padilla, Nicolas, and Eva Ascarza. "Overcoming the Cold Start Problem of CRM Using a Probabilistic Machine Learning Approach." Harvard Business School Working Paper, No. 19-091, February 2019. (Revised May 2020. Accepted at the Journal of Marketing Research.)
- October 2020 (Revised March 2021)
- Case
Pete Carroll: Building a Winning Organization through Purpose, Caring, and Inclusion
By: Ranjay Gulati, Matthew Breitfelder and Monte Burke
Competing at the highest levels of the National Football League (NFL) requires tremendous skill, dedication and persistence. The most successful coaches in the NFL know how to draw out a higher level of performance and consistency from their players. This is typically... View Details
Keywords: National Football League; Leadership Style; Organizational Culture; Mission and Purpose; Relationships; Performance; Success; Sports; Sports Industry
Gulati, Ranjay, Matthew Breitfelder, and Monte Burke. "Pete Carroll: Building a Winning Organization through Purpose, Caring, and Inclusion." Harvard Business School Case 421-020, October 2020. (Revised March 2021.)
- Research Summary
Marketing and Competition in Pharmaceutical Markets
In his research on pharmaceutical markets, Professor King explores how marketing and product differentiation affect competition among firms in the prescription market for anti-ulcer drugs. Four main results emerge from an analysis of antiulcer drug sales from 1977 to... View Details
- 2023
- Working Paper
Interest-Rate Risk and Household Portfolios
By: Sylvain Catherine, Max Miller, James Paron and Natasha Sarin
How are households exposed to interest-rate risk? When rates fall, households face lower future expected returns but those holding long-term assets—disproportionately the wealthy and middle-aged—experience capital gains. We study the hedging demand for long-term assets... View Details
Keywords: Portfolio Choice; Social Security; Interest Rates; Investment Portfolio; Equality and Inequality; Welfare
Catherine, Sylvain, Max Miller, James Paron, and Natasha Sarin. "Interest-Rate Risk and Household Portfolios." Working Paper, October 2023. (Reject and Resubmit, American Economic Review.)
- March 2019
- Article
Beliefs about Gender
By: Pedro Bordalo, Katherine Baldiga Coffman, Nicola Gennaioli and Andrei Shleifer
We conduct laboratory experiments that explore how gender stereotypes shape beliefs about ability of oneself and others in different categories of knowledge. The data reveal two patterns. First, men’s and women’s beliefs about both oneself and others exceed observed... View Details
Bordalo, Pedro, Katherine Baldiga Coffman, Nicola Gennaioli, and Andrei Shleifer. "Beliefs about Gender." American Economic Review 109, no. 3 (March 2019): 739–773.
- December 2010
- Article
Implications for GAAP from an Analysis of Positive Research in Accounting
By: S.P. Kothari, Karthik Ramanna and Douglas J. Skinner
Based on extant literature, we review the positive theory of GAAP. The theory predicts that GAAP's principal focus is on control (performance measurement and stewardship) and that verifiability and conservatism are critical features of a GAAP shaped by market forces.... View Details
Keywords: Fair Value Accounting; Standards; International Accounting; Financial Markets; Financial Reporting
Kothari, S.P., Karthik Ramanna, and Douglas J. Skinner. "Implications for GAAP from an Analysis of Positive Research in Accounting." Journal of Accounting & Economics 50, nos. 2-3 (December 2010): 246–286. (Presented at the 2009 Journal of Accounting & Economics Conference.)
- 2008
- Working Paper
Long-Run Stockholder Consumption Risk and Asset Returns
By: Christopher J. Malloy, Tobias J. Moskowitz and Annette Vissing-Jorgensen
We provide new evidence on the success of long-run risks in asset pricing by focusing on the risks borne by stockholders. Exploiting micro-level household consumption data, we show that long-run stockholder consumption risk better captures cross-sectional... View Details
Malloy, Christopher J., Tobias J. Moskowitz, and Annette Vissing-Jorgensen. "Long-Run Stockholder Consumption Risk and Asset Returns." Harvard Business School Working Paper, No. 08-060, January 2008.
- March 2004
- Article
Do Police Reduce Crime? Estimates Using the Allocation of Police Forces after a Terrorist Attack
By: Rafael Di Tella and Ernesto Schargrodsky
An important challenge in the crime literature is to isolate causal effects of police on crime. Following a terrorist attack on the main Jewish center in Buenos Aires, Argentina, in July 1994, all Jewish institutions received police protection. Thus, this hideous event... View Details
Di Tella, Rafael, and Ernesto Schargrodsky. "Do Police Reduce Crime? Estimates Using the Allocation of Police Forces after a Terrorist Attack." American Economic Review 94, no. 1 (March 2004): 115–33.
- 2021
- Working Paper
The Demand for Executive Skills
By: Stephen Hansen, Raffaella Sadun, Tejas Ramdas and Joseph B. Fuller
We use a unique corpus of job descriptions for C-suite positions to document skills requirements in top managerial occupations across a large sample of firms. A novel algorithm maps the text of each executive search into six separate skill clusters reflecting... View Details
Keywords: C-Suite; Jobs and Positions; Competency and Skills; Management Skills; Job Search; Job Design and Levels
Hansen, Stephen, Raffaella Sadun, Tejas Ramdas, and Joseph B. Fuller. "The Demand for Executive Skills." Harvard Business School Working Paper, No. 21-133, June 2021.
The Impact of Scheduling Fairness on Employee Turnover
Employee turnover remains one of the most persistent challenges across industries, with the leisure and hospitality sector experiencing some of the highest quit rates in the United States. This issue is particularly pronounced in restaurants, where the average... View Details
- 2024
- Working Paper
The Real Effects of Bankruptcy Forum Shopping
By: Samuel Antill and Aymeric Bellon
Many non-Delaware firms strategically file for bankruptcy in Delaware. Should this "forum shopping" be allowed? This question has motivated six congressional bill proposals over decades of policy debate. Using a novel natural experiment and Census-Bureau microdata, we... View Details
Antill, Samuel, and Aymeric Bellon. "The Real Effects of Bankruptcy Forum Shopping." Working Paper, December 2024.
- October 2023
- Article
Health System Perspective on Cost for Delivering a Decision Aid for Prostate Cancer Using Time-Driven Activity-Based Costing
By: David R. Ho, Robert S. Kaplan, Jonathan Bergman, David F. Penson, Benjamin Waterman, Kristin C. Williams, Jefersson Villatoro, Lorna Kwan and Christopher S. Saigal
Previsit decision aids (DAs) have been shown to improve decisional quality. But the cost to deploy a DA has not been previously estimated. We interviewed or observed relevant personnel at three institutions that had implemented DA programs for men with prostate cancer.... View Details
Keywords: Time-Driven Activity-Based Costing; Health Care and Treatment; Cost Accounting; Health Industry
Ho, David R., Robert S. Kaplan, Jonathan Bergman, David F. Penson, Benjamin Waterman, Kristin C. Williams, Jefersson Villatoro, Lorna Kwan, and Christopher S. Saigal. "Health System Perspective on Cost for Delivering a Decision Aid for Prostate Cancer Using Time-Driven Activity-Based Costing." Medical Care 61, no. 10 (October 2023): 681–688.
- 2021
- Chapter
Leadership in Times of Upheaval: The Rise of the Empathic Leader
By: Amy C. Edmondson and Tomas Chamorro-Premuzic
In times of upheaval, such as in a crisis, leaders often feel compelled to embody a commanding, confident style of leadership that provides answers, eschews dissent and remains aloof. Similarly, followers may be drawn to leaders who provide ready answers, with... View Details
Edmondson, Amy C., and Tomas Chamorro-Premuzic. "Leadership in Times of Upheaval: The Rise of the Empathic Leader." In Social Scientists Confronting Global Crises, edited by Jean M. Bartunek. Abingdon, UK: Routledge, 2021.
- September 2019
- Article
Household Matters: Revisiting the Returns to Capital Among Female Microentrepreneurs
By: Arielle Bernhardt, Erica Field, Rohini Pande and Natalia Rigol
Multiple field experiments report positive financial returns to capital shocks for male and not female microentrepreneurs. But these analyses overlook the fact that female entrepreneurs often reside with male entrepreneurs. Using data from experiments in India, Sri... View Details
Bernhardt, Arielle, Erica Field, Rohini Pande, and Natalia Rigol. "Household Matters: Revisiting the Returns to Capital Among Female Microentrepreneurs." American Economic Review: Insights 1, no. 2 (September 2019): 141–160.
- 2016
- Working Paper
Equal Opportunity? Gender Gaps in CEO Appointments and Executive Pay
By: Matti Keloharju, Samuli Knüpfer and Joacim Tåg
This paper uses exceptionally rich data on Swedish corporate executives and their personal characteristics to study gender gaps in CEO appointments and pay. Both gaps are sizeable: 18% for CEO appointments and 27% for pay. At most one-eighth of the gaps can be... View Details
Keloharju, Matti, Samuli Knüpfer, and Joacim Tåg. "Equal Opportunity? Gender Gaps in CEO Appointments and Executive Pay." Harvard Business School Working Paper, No. 16-092, February 2016.
- December 2011
- Article
Did R&D Firms Used to Patent? Evidence from the First Innovation Surveys
By: Tom Nicholas
Matching 2,777 R&D firms in surveys conducted by the National Research Council between 1921 and 1938 with U.S. patents reveals that 59 percent of all firms and 88 percent of publicly-traded firms patented. These shares are much higher than those observed for modern R&D... View Details
Keywords: Research and Development; Patents; Surveys; Innovation and Invention; Geographic Location; United States
Nicholas, Tom. "Did R&D Firms Used to Patent? Evidence from the First Innovation Surveys." Journal of Economic History 71, no. 4 (December 2011): 1032–1059.