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- 2025
- Working Paper
The Extent and Drivers of Internal Agglomeration of U.S. Multi-Unit Firms
By: Juan Alcácer and Jasmina Chauvin
This paper examines the extent and determinants of internal agglomeration—the spatial clustering of establishments within firms. It introduces a novel methodology that benchmarks a firm’s spatial footprint against that of comparable stand-alone firms, yielding a... View Details
- 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
- May 2025
- Case
The Micro-Family Office: Aamir Rehman
By: Lauren Cohen and Sophia Pan
With a successful career and strong academic credentials, Aamir Rehman sought to design a life grounded in autonomy. For him, this meant serving on boards, continuing his professorship, and ensuring a secure and comfortable life for his family. While he didn’t possess... View Details
Keywords: Family Office; Organization Design; Family And Friends; Family; Balance; Stability; Trends And Opportunities; Wealth Management; Family Business; Investment; Financial Strategy; Personal Finance; Investment Portfolio; Private Equity; Organizational Design; Family and Family Relationships; Happiness; Satisfaction; Balance and Stability; Human Capital; Compensation and Benefits; Economy; Trends; Business Model; New Jersey; United States
- May 2025
- Article
Workplace Segregation Between College and Non-college Workers
By: Francis Dillon, Edward L. Glaeser and William Kerr
We measure the level and growth of education segregation in American workplaces from 2000 to 2020.
American workplaces show an educational segregation, measured by the degree to which the establishment
has mostly workers of similar education levels, that is... View Details
- April 2025
- Case
Radical Transformation at Bayer: Dynamic Shared Ownership
By: Boris Groysberg and Gamze Yucaoglu
In 2023, Bill Anderson became CEO of Bayer AG, a 160-year-old life sciences giant looking to strengthen its pharma pipeline, manage debt, and cut through bureaucracy. His bold response: Dynamic Shared Ownership (DSO), a radical model replacing traditional hierarchies... View Details
- April 2025
- Article
Gender and Preferences for Performance Feedback
By: Katherine Baldiga Coffman and David Klinowski
Across multiple studies, we investigate whether there are gender differences in preferences for receiving performance feedback. We vary many features of the feedback context: whether the performance task is a cognitive test or a mock interview, whether the feedback is... View Details
- April 2025
- Article
The Disappearing Index Effect
By: Robin Greenwood and Marco Sammon
The abnormal return associated with a stock being added to the S&P 500 has fallen from an average
of 7.4% in the 1990s to 0.3% over the past decade. This has occurred despite a significant increase in the
share of stock market assets linked to the index. A similar... View Details
- March 2025
- Case
Sarojini Naidu: Courage of the Nightingale
By: Ranjay Gulati, Malini Sen and Anjali Raina
Indian poet and freedom fighter and mother of four, Sarojini (Chattopadhyay) Naidu, could not hold back. As the protestors marched ahead without retaliating against the police’s blows, she stepped forward to join them. A British officer approached Naidu and touched her... View Details
- 2025
- Working Paper
Private Equity and Workers: Modeling and Measuring Monopsony, Implicit Contracts, and Efficient Reallocation
By: Kyle Herkenhoff, Josh Lerner, Gordon M. Phillips, Francisca Rebelo and Benjamin Sampson
We measure the real effects of private equity buyouts on worker outcomes by building a new
database that links transactions to matched employer-employee data in the United States. To
guide our empirical analysis, we derive testable implications from three theories in... View Details
- March 2025
- Teaching Note
Seattle's Climate Pledge Arena: Ticket to a Greener Future
By: Rosabeth Moss Kanter and Jacob A. Small
Teaching Note for HBS Case No. 325-110. CEO Tim Leiweke reviewed the process by which his newly formed Oak View Group had managed a major rebuild of a landmark arena in Seattle which attracted a National Hockey League franchise and major entertainers concerned about... View Details
- March 2025 (Revised March 2025)
- Case
Seattle's Climate Pledge Arena: Ticket to a Greener Future
By: Rosabeth Moss Kanter and Jacob A. Small
Tim Leiweke reviewed how his development group and partners had completely rebuilt an aging Seattle landmark into the world’s greenest arena, carrying the visible name Climate Pledge Arena. It had attracted a new National Hockey League franchise, the Kraken, and... View Details
- March 2025
- Case
The Changing Climate on Wall Street
By: Clayton S. Rose, Maxim Pike Harrell and Michael Norris
Increasing and conflicting regulatory requirements and political pressures regarding climate change tested the leaders of U.S. financial institutions, as they struggled to determine how best to comply while managing their business and its risks.
In October 2024,... View Details
In October 2024,... View Details
Keywords: Competency and Skills; Decision Making; Cost vs Benefits; Ethics; Corporate Accountability; Leadership; Management; Risk Management; Corporate Social Responsibility and Impact; Mission and Purpose; Organizational Change and Adaptation; Organizational Culture; Civil Society or Community; Social Issues; Adaptation; Risk and Uncertainty; Insurance; Climate Change; Change Management; Banking Industry; Financial Services Industry; Insurance Industry; United States; Europe
- 2025
- Working Paper
Expert Patients’ Use of Avoidable Health Care
By: Amitabh Chandra, Pragya Kakani and Simone Matecna
We measure whether expert patients – those trained as physicians and nurses – have fewer emergency department visits and the reasons for these differences. Relative to similar patients physicians and nurses had 19.8% and 5.1% fewer ED visits, principally due to fewer... View Details
- January–February 2025
- Article
The Double-Edged Sword of Exemplar Similarity
By: Majid Majzoubi, Eric Zhao, Tiona Zuzul and Greg Fisher
We investigate how a firm’s positioning relative to category exemplars shapes security analysts’ evaluations. Using a two-stage model of evaluation (initial screening and subsequent assessment), we propose that exemplar similarity enhances a firm’s recognizability and... View Details
- December 12, 2024
- Article
6 Lessons from Companies That Shut Down Their Business in Russia
By: Kalle Heikkinen, William R. Kerr, Mika Malin, Panu Routila and Joel Ryynänen
Increasingly, companies are being pressured to decouple from regions that customers, employees, politicians, advocacy groups, and even leaders deem politically fraught. This can pose a dilemma for executives, as research both shows that fast decision-making is vital,... 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
- November 2024
- Background Note
Nonprofit Governance: Some Basics
By: Lynn S. Paine and Will Hurwitz
This background note discusses basics about the prevalence, purpose, and unique legal, governance and regulatory dynamics of nonprofits and their boards of directors. The note describes both similarities and differences between for-profit and non-profit governance,... View Details
- 2024
- Working Paper
Catalysts for Climate Solutions: Corporate Responses to Venture Capital Financing of Climate-tech Startups
By: Shirley Lu, George Serafeim and Simon Xu
We study whether incumbent firms increase their product focus on climate solutions in response to venture capital (VC) financing of climate-tech startups. Using large language models to measure a firm's focus on climate solutions, we find that incumbents in similar... View Details
- November 2024
- Article
Price Discounts and Cheapflation During the Post-Pandemic Inflation Surge
By: Alberto Cavallo and Oleksiy Kryvtsov
We study how within-store price variation changes with inflation, and whether households exploit it to attenuate the inflation burden. We use micro price data for food products sold by 91 large multi-channel retailers in ten countries between 2018 and 2024. Measuring... View Details
- November 2024
- Article
The Health Costs of Cost Sharing
By: Amitabh Chandra, Evan Flack and Ziad Obermeyer
What happens when patients suddenly stop their medications? We study the health consequences of drug interruptions caused by large, abrupt, and arbitrary changes in price. Medicare’s prescription drug benefit as-if-randomly assigns 65-year-olds a drug budget as a... View Details