Publications
Publications
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- All HBS Web
(28,892)
- Faculty Publications (7,388)
- 2024
- Working Paper
Empirical Guidance: Data Processing and Analysis with Applications in Stata, R, and Python
By: Melissa Ouellet and Michael W. Toffel
This paper describes a range of best practices to compile and analyze datasets, and includes some examples in Stata, R, and Python. It is meant to serve as a reference for those getting started in econometrics, and especially those seeking to conduct data analyses in... View Details
- September 2024
- Case
Navigating Digital Transformation at Carrefour
By: Sunil Gupta and Emilie Billaud
In 2023, Elodie Perthuisot, Carrefour’s Executive Director for e-commerce and digital transformation, met with CEO Alexandre Bompard to discuss strategies for the company’s digital initiatives. Carrefour, a global retail giant with over 14,300 stores across 40... View Details
Keywords: Change Management; Transformation; Talent and Talent Management; Decisions; Digital Strategy; Technology Adoption; Leading Change; Goals and Objectives; Resource Allocation; Digital Marketing; E-commerce; Operations; Logistics; Business Processes; Organizational Culture; Strategic Planning; Alliances; Partners and Partnerships; Competitive Advantage; Retail Industry; Food and Beverage Industry; Europe
- September 2024 (Revised January 2025)
- Exercise
Building an AI First Snack Company: A Hands-on Generative AI Exercise
By: Iavor I. Bojinov
Although the term 'Generative AI' (GenAI) is widely recognized, its practical application in daily workflows has yet to be understood. This exercise introduces students to GenAI tools, demonstrating how they can be seamlessly integrated into professional work practices... View Details
- September 2024 (Revised March 2025)
- Case
Burn the Gondolas? Venice, the Ghetto, and the Seasons of Capitalism
By: Sophus A. Reinert, Charlotte Robertson and Robert Fredona
This case uses the history of Venice—from the driving of the first pylons in the lagoon to the abdication of the city’s last doge, across the ages of Marco Polo and Vivaldi—to explore the invention and global diffusion of capitalism, as well as the cyclical rise and... View Details
- 2025
- Working Paper
Markups and Cost Pass-through Along the Supply Chain
By: Santiago Alvarez-Blaser, Alberto Cavallo, Alexander MacKay and Paolo Mengano
We study markups and pricing strategies along the supply chain. Our unique dataset combines detailed price and cost information from a large global manufacturer with matched retail prices collected online for the period July 2018 through June 2023. We show that total... View Details
- 2024
- Working Paper
Does Private Equity Have Any Business Being in the Health Care Business?
By: Nori Gerardo Lietz and Zirui Song
Private Equity (“PE”) has come under increased scrutiny by the press, academics, and policymakers, as well as the public, for its investments in health care delivery. This scrutiny has been exacerbated by recent high profile hospital bankruptcies following PE... View Details
- September 2024
- Article
Activist Directors: Determinants and Consequences
By: Ian D. Gow, Sa-Pyung Sean Shin and Suraj Srinivasan
This paper examines determinants and consequences of hedge fund activism, focusing on activist directors, i.e., directors appointed in response to activist demands. Using a sample of 3,259 activism events from 2004 to 2016, we identify 1,623 activist directors.... View Details
- September 2024
- Article
Backstage Matters: Collective Energy and Information Sharing on Global Teams
By: Wenjie Ma, Leslie A. Perlow and Eunice Eun
It is well documented that information sharing – which is central to team effectiveness – is complicated by cultural and geographical factors. However, little is known about the process of information sharing between subgroups within global teams. Building on Goffman’s... View Details
- 2024
- Working Paper
Behavioral Attenuation
By: Thomas Graeber, Benjamin Enke, Ryan Oprea and Jeffrey Yang
We report a large-scale examination of behavioral attenuation: due to information-processing constraints, the elasticity of people’s decisions with respect to economic fundamentals is generally too small. We implement more than 30 experiments, 20 of which were... View Details
- 2024
- Working Paper
Finance Without Exotic Risk
By: Pedro Bordalo, Nicola Gennaioli, Rafael La Porta and Andrei Shleifer
We address the joint hypothesis problem in cross-sectional asset pricing by using measured analyst expectations of earnings growth. We construct a firm-level measure of Expectations Based Returns (EBRs) that uses analyst forecast errors and revisions and shuts down any... View Details
- September–October 2024
- Article
How AI Can Power Brand Management
By: Julian De Freitas and Elie Ofek
Marketers have begun experimenting with AI to improve their brand-management efforts. But unlike other marketing tasks, brand management involves more than just repeatedly executing one specialized function. Long considered the exclusive domain of creative talent, it... View Details
- 2024
- Article
Learning Under Random Distributional Shifts
By: Kirk Bansak, Elisabeth Paulson and Dominik Rothenhäusler
Algorithmic assignment of refugees and asylum seekers to locations within host
countries has gained attention in recent years, with implementations in the U.S.
and Switzerland. These approaches use data on past arrivals to generate machine
learning models that can... View Details
- September 2024
- Article
Networking Frictions in Venture Capital, and the Gender Gap in Entrepreneurship
By: Sabrina T. Howell and Ramana Nanda
We find that male participants in Harvard Business School’s New Venture Competition who were randomly exposed to more VC investors on their panel were substantially more likely to start a VC-backed startup post-graduation, indicating that access to investors impacts... View Details
- September 2024
- Article
Political Elite Cues and Attitude Formation in Post-Conflict Contexts
By: Natalia Garbiras-Díaz, Miguel Garcia-Sanchez and Aila M. Matanock
Civil conflicts typically end with negotiated settlements, but many settlements fail, often during the implementation stage when average citizens have increasing influence. Citizens sometimes evaluate peace agreements by voting on referendums or the negotiating... View Details
Keywords: Civil Unrest; Peace Process; Political Leadership; Peace; Politics; Policy Change; Policy; Government and Politics; Government Administration; Governance; Political Elections; Civil Society or Community; Negotiation; Negotiation Participants; Public Relations Industry; Colombia; Latin America; South America
- 2024
- Working Paper
The New Digital Divide
By: Mayana Pereira, Shane Greenstein, Raffaella Sadun, Prasanna Tambe, Lucia Ronchi Darre, Tammy Glazer, Allen Kim, Rahul Dodhia and Juan Lavista Ferres
We build and analyze new metrics of digital usage that leverage telemetry data collected by Microsoft during operating system updates across forty million Windows devices in U.S. households. These measures of US household digital usage are much more comprehensive than... View Details
- 2024
- Working Paper
The Operational Impact of Customer Location in On-Demand Services
By: Natalie Epstein, Santiago Gallino and Antonio Moreno
The rapid growth of on-demand delivery services, particularly in the food and grocery sectors, has driven the expansion of hyperlocal fulfillment centers (FCs). This paper uses data from an on-demand grocery delivery platform in Latin America to assess how customer... View Details
- 2024
- Working Paper
Voting Rules, Turnout, and Economic Policies
By: Enrico Cantoni, Vincent Pons and Jérôme Schäfer
In recent years, voter ID laws and convenience voting have generated heated partisan debates. To shed light on these policy issues, we survey the recent evidence on the institutional determinants and effects of voter turnout and broaden the perspective beyond the most... View Details
- September–October 2024
- Article
Where Data-Driven Decision-Making Can Go Wrong
By: Michael Luca and Amy C. Edmondson
When considering internal data or the results of a study, often business leaders either take the evidence presented as gospel or dismiss it altogether. Both approaches are misguided. What leaders need to do instead is conduct rigorous discussions that assess any... View Details
- September–October 2024
- Article
Working Around the Clock: Temporal Distance, Intrafirm Communication, and Time Shifting of the Employee Workday
By: Jasmina Chauvin, Prithwiraj Choudhury and Tommy Pan Fang
This paper examines the effects of temporal distance generated by time zone separation on communication in geographically distributed organizations. We build on prior research, which highlights time zone separation as a significant challenge, but argue that employees... View Details
- August 2024 (Revised February 2025)
- Case
Novo Nordisk Foundation
By: Debora L. Spar and Julia M. Comeau
In 2024, Novo Nordisk A/S was one of the most profitable firms in the world, thanks largely to just two GLP-1-based drugs, Ozempic and Wegovy. Unusually, this incredibly profitable firm was controlled not by individual private shareholders, but by a non-profit... View Details
Keywords: Pharmaceutical Companies; Diabetes; Obesity; Foundation; Non-profit Management; Profit; Corporate Governance; Business or Company Management; Corporate Social Responsibility and Impact; Expansion; Philanthropy and Charitable Giving; Nonprofit Organizations; Pharmaceutical Industry; Denmark; Europe