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- September 2025
- Article
Organizational Emplacement as a Response to Digital Threat: The Novel Resurgence of Independent Bookstores
By: Ryan Raffaelli and Ryann Noe
This study reveals how incumbent actors leverage physical place as source of differentiation in response to the threat of digital commoditization. Through a longitudinal, qualitative analysis of the U.S. independent bookselling industry from 1995 to 2019, we outline... View Details
- September 2025
- Article
Sticky Capital Controls
By: Miguel Acosta-Henao, Laura Alfaro and Andrés Fernández
There is much ongoing debate on the merits of capital controls as effective policy instruments. The differing perspectives are due in part to a lack of empirical studies that look at the intensive margin of controls, which in turn has prevented a quantitative... View Details
- August 5, 2025
- Article
Data-driven Equation Discovery Reveals Nonlinear Reinforcement Learning in Humans
By: Kyle J. LaFollette, Janni Yuval, Roey Schurr, David Melnikoff and Amit Goldenberg
Computational models of reinforcement learning (RL) have significantly contributed to our understanding of human behavior and decision-making. Traditional RL models, however, often adopt a linear approach to updating reward expectations, potentially oversimplifying the... View Details
- July 2025
- Case
Elon Musk, 2025: The Master of Big Bets?
By: David B. Yoffie
This case explores Elon Musk’s influence across business and politics in 2025, as he navigates the challenges of simultaneously leading multiple companies, such as Tesla, SpaceX, and xAI, while briefly serving in the U.S. government. It examines Musk’s high-stakes bets... View Details
- Article
Using Gen AI for Early-Stage Market Research
By: James Brand, Ayelet Israeli and Donald Ngwe
Generative AI, particularly large language models (LLMs), offers a promising new tool for early-stage market research by simulating customer responses to product concepts. This can allow companies to draw conclusions similar to those they’d obtain by surveying... View Details
- July 2025 (Revised July 2025)
- Case
Microsoft’s Performance Across Three CEOs
By: George Serafeim
This case traces Microsoft’s evolution from its founding through 2025. Students analyze how changes in operating segments both reflected and shaped Microsoft’s strategy, culture, and financial communication. The case provides rich quantitative exhibits (segment... View Details
Keywords: Financial Accounting; Financial Statement Analysis; Disclosure; Disclosure Strategy; Disclosure Tone; Organizational Transformations; Transformation; AI; Digital; Organizational Change; Accounting; Financial Statements; Strategy; Organizational Structure; Organizational Change and Adaptation; Technology Industry; Information Technology Industry; United States
- July 2025
- Case
ICARE: Frontline Leadership at Michelin
By: Hubert Joly and Emilie Billaud
In 2025, Michelin CEO Florent Menegaux reflected on the company’s transformation since taking the helm in 2019. Amid a volatile global landscape marked by inflation, rising competition, and geopolitical and sustainability pressures, Michelin had achieved strong... View Details
Keywords: Human Capital; Transformation; Management Practices and Processes; Managerial Roles; Organizational Culture; Leadership; Competency and Skills; Global Strategy; Multinational Firms and Management; Human Resources; Compensation and Benefits; Recruitment; Retention; Employee Relationship Management; Working Conditions; Leading Change; Growth and Development Strategy; Groups and Teams; Motivation and Incentives; Well-being; Auto Industry; Manufacturing Industry; Europe; China; United States
- 2025
- Working Paper
Rethinking Volume
By: Philippe van der Beck, Lorenzo Bretscher and Zhiyu Julie Fu
Gross trading volumes in financial markets are large and far exceed return volatility. In contrast, “net volume”—trading from persistent portfolio reallocations—is substantially lower, as it excludes transitory round-trip trades. This observation reveals a fundamental... View Details
- July 2025
- Case
Mother’s Home: Eradicating Social Orphancy in Kazakhstan
By: Boris Groysberg and Annelena Lobb
Mother’s Home International Foundation, a Kazakhstani foundation, had reduced the number of children living in orphanages in Kazakhstan from roughly 10,000 to 4,000 over 12 years, building crisis centers for new mothers to help them keep their babies and stabilize... View Details
- July–August 2025
- Article
Beefing IT Up for Your Investor? Engagement with Open Source Communities, Innovation, and Startup Funding: Evidence from GitHub
By: Annamaria Conti, Christian Peukert and Maria P. Roche
We study the engagement of nascent firms with open source communities and its implications for innovation and attracting funding. To do so, we link data on 160,065 U.S. startups from Crunchbase to their activities on the open source software development platform... View Details
- July 2025
- Article
Reputation Burning: Analyzing the Impact of Brand Sponsorship on Social Influencers
By: Mengjie Cheng and Shunyuan Zhang
The growth of the influencer marketing industry warrants an empirical examination of the effect of posting sponsored videos on influencers' reputations. We collected a novel dataset of user-generated YouTube videos created by prominent English-speaking influencers in... View Details
- 2025
- Working Paper
Sovereign Default and the Decline in Interest Rates
By: Max Miller, James D. Paron and Jessica Wachter
Sovereign debt yields have declined dramatically over the last half-century. Standard explanations, including aging populations and increases in asset demand from abroad, encounter difficulties when confronted with the full range of evidence. We propose an explanation... View Details
- June 2025
- Case
From Single Stock to Diversified Portfolio: Mastercard Foundation's $42 Billion Asset Management Launch
By: Luis M. Viceira and Justin Cohen
This case examines the decision of the Mastercard Foundation in 2023 to divest its holdings of Mastercard stock, its only asset since inception in 2006 and worth $42 billion in early 2024, and to invest the proceeds in a newly designed diversified portfolio. To this... View Details
- 2025
- Working Paper
Productivity Beliefs and Efficiency in Science
By: Fabio Bertolotti, Kyle R. Myers and Wei Yang Tham
We develop a method to estimate producers’ productivity beliefs in settings where output quantities and input prices are unobservable, and we use it to evaluate allocative efficiency in the market for science. Our model of researchers’ labor supply shows that their... View Details
- June 2025
- Case
Khabar Lahariya
By: Ranjay Gulati and Kanika Jain
Founded and run entirely by women, Khabar Lahariya was a leading digital media portal, known for its uniquely feminist perspective and rural focus. It started in 2002 as a non-profit print publication, and by 2023, had evolved into a multimedia news site that was part... View Details
- June 2025
- Case
TagHive: Edtech Pricing and Distributor Decisions
By: Isamar Troncoso, Frank V. Cespedes and Stacy Straaberg
Education technology (edtech) company TagHive, founded in 2017, used a direct sales team and third-party distributors to sell its Class Saathi hardware and software solution to 300 clients, mainly primary and secondary schools in India. The product aimed to improve... View Details
Keywords: Business Model; Marketing Channels; Marketing Strategy; Product Marketing; Social Marketing; Information Infrastructure; Information Technology; Internet and the Web; Mobile and Wireless Technology; Technology Adoption; Education; Teaching; Price; Customer Relationship Management; Customer Satisfaction; Growth and Development; Technological Innovation; Education Industry; Technology Industry; India; South Korea
- June 2025
- Teaching Note
Paul Weiss: Fighting or Negotiating with POTUS
By: Eugene Soltes and Anthea Brady
This note was prepared by Professor Eugene Soltes and Research Associate Anthea Brady for the purpose of aiding classroom instructors in the use of “Paul Weiss: Fighting or Negotiating with POTUS,” HBS No. 125-098. It provides analysis and questions that are intended... View Details
- May–June 2025
- Article
Balancing Digital Safety and Innovation
By: Tomomichi Amano and Tomomi Tanaka
Designers of consumer-facing digital products have tended to focus on novelty and speed (“move fast and break things”). They’ve spent more effort on innovating than on anticipating how customers—and bad actors—might engage with products. But as digital products become... View Details
- June 2025
- Article
Collusion in Brokered Markets
By: John William Hatfield, Scott Duke Kominers and Richard Lowery
High commissions in the U.S. residential real estate agency market present a puzzle for economic theory because brokerage is not a concentrated industry. We model brokered markets as a game in which agents post prices for customers and then choose which other agents to... View Details
Keywords: Real Estate Agents; Real Estate; Realtors; Broker Networks; Brokerage; Brokerage Commissions; ＂Brokerage Industry; Brokered Markets; Brokering; Brokers; Industrial Organization; Repeated Game Framework; ＂Repeated Games＂; Collusion; Antitrust; Microeconomics; Market Design; Theory; Game Theory; Real Estate Industry
- Summer 2025
- Article
Dynamic Competition for Customer Memberships
By: Cristian Chica, Julian Jimenez-Cardenas and Jorge Tamayo
A competitive two-period membership (subscription) market is analyzed. Two symmetric firms charge a “membership” fee that allows consumers to buy products or services at a given unit price for both periods. Firms can choose between long- or short-term memberships. When... View Details