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Show Results For
- All HBS Web
(701)
- People (2)
- News (117)
- Research (534)
- Events (5)
- Multimedia (1)
- Faculty Publications (295)
- 2007
- Working Paper
Taxes and Portfolio Choice: Evidence from JGTRRA's Treatment of International Dividends
By: Mihir A. Desai and Dhammika Dharmapala
This paper investigates how taxes influence portfolio choices by exploring the response to the distinctive treatment of foreign dividends in the Jobs and Growth Tax Relief Reconciliation Act (JGTRRA). JGTRRA lowered the dividend tax rate to 15% for American equities... View Details
- 13 Jul 2023
- News
The Network Effect
our end, we knew we were working with a counterparty that we could trust.” The deal, finalized in fall of 2022, is a realization of the goals the friends have long shared. The deal will help Agios fund further research on treatments for... View Details
- 2024
- Working Paper
Incrementality Representation Learning: Synergizing Past Experiments for Intervention Personalization
By: Ta-Wei Huang, Eva Ascarza and Ayelet Israeli
This paper introduces Incrementality Representation Learning (IRL), a novel multitask representation learning framework that predicts heterogeneous causal effects of marketing interventions. By leveraging past experiments, IRL efficiently designs and targets... View Details
Keywords: Heterogeneous Treatment Effect; Multi-task Learning; Representation Learning; Personalization; Promotion; Deep Learning; Field Experiments; Customer Focus and Relationships; Customization and Personalization
Huang, Ta-Wei, Eva Ascarza, and Ayelet Israeli. "Incrementality Representation Learning: Synergizing Past Experiments for Intervention Personalization." Harvard Business School Working Paper, No. 24-076, June 2024.
- Article
How Much Should We Trust Staggered Difference-In-Differences Estimates?
By: Andrew C. Baker, David F. Larcker and Charles C.Y. Wang
We explain when and how staggered difference-in-differences regression estimators, commonly applied to assess the impact of policy changes, are biased. These biases are likely to be relevant for a large portion of research settings in finance, accounting, and law that... View Details
Keywords: Difference In Differences; Staggered Difference-in-differences Designs; Generalized Difference-in-differences; Dynamic Treatment Effects; Mathematical Methods
Baker, Andrew C., David F. Larcker, and Charles C.Y. Wang. "How Much Should We Trust Staggered Difference-In-Differences Estimates?" Journal of Financial Economics 144, no. 2 (May 2022): 370–395. (Editor's Choice, May 2022; Jensen Prize, First Place, June 2023.)
- 24 Jan 2025
- News
The Network Effect
Karan Mathur (left) and Dina Model (Illustration by Gisela Goppel) When Dina Model and Karan Mathur (both MBA 2015) met through mutual friends during their first year at HBS, neither was envisioning a future business deal. “We didn’t realize that we had shared... View Details
- February 2018
- Article
Retention Futility: Targeting High-Risk Customers Might Be Ineffective.
By: Eva Ascarza
Companies in a variety of sectors are increasingly managing customer churn proactively, generally by detecting customers at the highest risk of churning and targeting retention efforts towards them. While there is a vast literature on developing churn prediction models... View Details
Keywords: Retention/churn; Proactive Churn Management; Field Experiments; Heterogeneous Treatment Effect; Machine Learning; Customer Relationship Management; Risk Management
Ascarza, Eva. "Retention Futility: Targeting High-Risk Customers Might Be Ineffective." Journal of Marketing Research (JMR) 55, no. 1 (February 2018): 80–98.
- August 2024
- Article
The Labor Market Effects of Loan Guarantee Programs
By: Jean-Noël Barrot, Thorsten Martin, Julien Sauvagnat and Boris Vallée
We investigate the labor market effects of a loan guarantee program targeting French SMEs during the financial crisis. Exploiting differences in regional treatment intensity in a border discontinuity design, we uncover a central trade-off for such interventions. While... View Details
Barrot, Jean-Noël, Thorsten Martin, Julien Sauvagnat, and Boris Vallée. "The Labor Market Effects of Loan Guarantee Programs." Review of Financial Studies 37, no. 8 (August 2024): 2315–2354.
- November 2001 (Revised February 2002)
- Background Note
Note on Tax and Accounting Treatment of Restricted Stock Awards, Nonqualified Stock Options, and Incentive Stock Options and the Securities Law Applicable Thereto
Outlines the tax and accounting treatment of restricted stock awards, nonqualified stock options, and incentive stock options, including the effect of making a Section 83(b) election for unvested stock. View Details
Bagley, Constance E. "Note on Tax and Accounting Treatment of Restricted Stock Awards, Nonqualified Stock Options, and Incentive Stock Options and the Securities Law Applicable Thereto." Harvard Business School Background Note 802-125, November 2001. (Revised February 2002.)
- Article
Performance Effects of Setting a High Reference Point for Peer‐Performance Comparison
By: Henry Eyring and V.G. Narayanan
We conduct a field experiment, based on a registered report accepted by the Journal of Accounting Research, to test performance effects of setting a high reference point for peer‐performance comparison. Relative to providing the median as a reference point for... View Details
Keywords: Relative Performance Evaluation; Reference Points; Social Comparison; Field Experiment; Performance; Performance Evaluation; Education
Eyring, Henry, and V.G. Narayanan. "Performance Effects of Setting a High Reference Point for Peer‐Performance Comparison." Journal of Accounting Research 56, no. 2 (May 2018): 581–615.
- Forthcoming
- Article
The Anatomy of a Hospital System Merger: The Patient Did Not Respond Well to Treatment
By: Raffaella Sadun, Martin Gaynor, Adam Sacarny, Chad Syverson and Shruthi Venkatesh
Despite the continuing US hospital merger wave, it remains unclear how mergers change, or fail to change, hospital behavior and performance. We open the “black box” of hospital practices through a mega-merger between two for-profit chains. Benchmarking the merger's... View Details
Sadun, Raffaella, Martin Gaynor, Adam Sacarny, Chad Syverson, and Shruthi Venkatesh. "The Anatomy of a Hospital System Merger: The Patient Did Not Respond Well to Treatment." Review of Economics and Statistics (forthcoming). (Pre-published online October 23, 2023.)
- 2009
- Working Paper
Estimating the Effects of Large Shareholders Using a Geographic Instrument
By: Bo Becker, Henrik Cronqvist and Rudiger Fahlenbrach
Large shareholders may play an important role for firm performance and policies, but identifying this empirically presents a challenge due to the endogeneity of ownership structures. We develop and test an empirical framework which allows us to separate selection from... View Details
Keywords: Business Headquarters; Geographic Location; Corporate Governance; Governance Controls; Performance Effectiveness; Business and Shareholder Relations; Mathematical Methods
Becker, Bo, Henrik Cronqvist, and Rudiger Fahlenbrach. "Estimating the Effects of Large Shareholders Using a Geographic Instrument." Harvard Business School Working Paper, No. 10-028, October 2009. (Revised February 2010.)
- Article
Estimating the Effects of Large Shareholders Using a Geographic Instrument
Large shareholders may play an important role for firm performance and policies, but identifying this empirically presents a challenge due to the endogeneity of ownership structures. We develop and test an empirical framework, which allows us to separate selection from... View Details
Keywords: Business and Shareholder Relations; Performance; Policy; Ownership; Selection and Staffing; Business Headquarters; Geography; Framework
Becker, Bo, Henrik Cronqvist, and Rudiger Fahlenbrach. "Estimating the Effects of Large Shareholders Using a Geographic Instrument ." Journal of Financial and Quantitative Analysis 46, no. 4 (August 2011): 907–942.
- 2009
- Working Paper
Goals Gone Wild: The Systematic Side Effects of Over-Prescribing Goal Setting
By: Lisa D. Ordonez, Maurice E. Schweitzer, Adam D. Galinsky and Max H. Bazerman
Goal setting is one of the most replicated and influential paradigms in the management literature. Hundreds of studies conducted in numerous countries and contexts have consistently demonstrated that setting specific, challenging goals can powerfully drive behavior and... View Details
Keywords: Goals and Objectives; Management Practices and Processes; Organizational Culture; Performance Improvement; Behavior; Motivation and Incentives
Ordonez, Lisa D., Maurice E. Schweitzer, Adam D. Galinsky, and Max H. Bazerman. "Goals Gone Wild: The Systematic Side Effects of Over-Prescribing Goal Setting." Harvard Business School Working Paper, No. 09-083, January 2009.
- July 2022
- Article
The Passionate Pygmalion Effect: Passionate Employees Attain Better Outcomes in Part Because of More Preferential Treatment by Others
By: Ke Wang, Erica R. Bailey and Jon M. Jachimowicz
Employees are increasingly exhorted to “pursue their passion” at work. Inherent in this call is the belief that passion will produce higher performance because it promotes intrapersonal processes that propel employees forward. Here, we suggest that the pervasiveness of... View Details
Keywords: Passion; Self-fufilling Prophecy; Lay Beliefs; Interpersonal Processes; Employees; Performance; Attitudes; Organizational Culture; Social Psychology
Wang, Ke, Erica R. Bailey, and Jon M. Jachimowicz. "The Passionate Pygmalion Effect: Passionate Employees Attain Better Outcomes in Part Because of More Preferential Treatment by Others." Journal of Experimental Social Psychology 101 (July 2022).
- 09 Nov 2021
- Research & Ideas
The Simple Secret of Effective Mentoring Programs
given the chance. You have to make the program apply to everyone, not just those who volunteer.” The researchers share their findings in the working paper Treatment and Selection Effects of Formal Workplace... View Details
Keywords: by Jay Fitzgerald
- Article
Effects of Description of Options on Parental Perinatal Decision-Making
By: Marlyse F. Haward, Leslie K. John, John M. Lorenz and Baruch Fischhoff
Objective: To examine whether parents' delivery room management decisions for extremely preterm infants are influenced by (a) the degree of detail with which options-comfort care (CC) or intensive care (IC)-are presented or (b) their order of presentation. Methods: 309... View Details
Keywords: Decision Making; Values and Beliefs; Personal Characteristics; Attitudes; Motivation and Incentives; Family and Family Relationships; Health Care and Treatment
Haward, Marlyse F., Leslie K. John, John M. Lorenz, and Baruch Fischhoff. "Effects of Description of Options on Parental Perinatal Decision-Making." Pediatrics 129, no. 5 (May 2012): 891–902.
- February 2009
- Article
Goals Gone Wild: The Systematic Side Effects of Over-Prescribing Goal Setting
By: Lisa D. Ordonez, Maurice E. Schweitzer, Adam D. Galinsky and Max H. Bazerman
Goal setting is one of the most replicated and influential paradigms in the management literature. Hundreds of studies conducted in numerous countries and contexts have consistently demonstrated that setting specific, challenging goals can powerfully drive behavior and... View Details
Keywords: Goals and Objectives; Management Practices and Processes; Organizational Culture; Performance Improvement; Behavior; Motivation and Incentives
Ordonez, Lisa D., Maurice E. Schweitzer, Adam D. Galinsky, and Max H. Bazerman. "Goals Gone Wild: The Systematic Side Effects of Over-Prescribing Goal Setting." Academy of Management Perspectives 23, no. 1 (February 2009).
- July 2023
- Article
Before or After? The Effects of Payment Decision Timing in Pay-What-You-Want Contexts
By: Raghabendra P. KC, Vincent Mak and Elie Ofek
We study how payment decision timing—before versus after product delivery—influences consumer payment under pay-what-you-want pricing. We focus on situations where there is minimal change in consumer uncertainty regarding the product before versus after receiving it.... View Details
KC, Raghabendra P., Vincent Mak, and Elie Ofek. "Before or After? The Effects of Payment Decision Timing in Pay-What-You-Want Contexts." Journal of Marketing 87, no. 4 (July 2023): 618–635.
- 2022
- Working Paper
Heterogeneity of Gain-Loss Attitudes and Expectations-Based Reference Points
By: Pol Campos-Mercade, Lorenz Goette, Thomas Graeber, Alex Kellogg and Charles Sprenger
Existing tests of reference-dependent preferences assume universal loss aversion. This paper examines heterogeneity in gain-loss attitudes, and explores its implications for identifying models of the reference point. In two experimental settings we measure gain-loss... View Details
Keywords: Reference-dependent Preferences; Rational Expectations; Personal Equilibrium; Endowment Effect; Expectations-based Reference Points
Campos-Mercade, Pol, Lorenz Goette, Thomas Graeber, Alex Kellogg, and Charles Sprenger. "Heterogeneity of Gain-Loss Attitudes and Expectations-Based Reference Points." Working Paper, August 2022.
- 2013
- Working Paper
An Empirical Study of the Spillover Effects of Workload on Patient Length of Stay
By: Jillian Berry Jaeker and Anita Tucker
We use two years of inpatient data from 243 California hospitals to quantify the relationship between hospital-level workload and patient length of stay (LOS), and its "spillover" effects across patient types. Patients are categorized as medical or surgical, and the... View Details
Keywords: Workload; Processing Times; Healthcare; Working Conditions; Performance Productivity; Time Management; Health Care and Treatment; Health Industry; California
Berry Jaeker, Jillian, and Anita Tucker. "An Empirical Study of the Spillover Effects of Workload on Patient Length of Stay." Harvard Business School Working Paper, No. 13-052, December 2012. (Revised July 2013.)