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- July 2025
- Article
Economic Integration and the Transmission of Democracy
By: Marco Tabellini and Giacomo Magistretti
In this paper, we study the effects of economic integration with democratic partners on democracy. We assemble a large country-level panel dataset from 1960 to 2015, and exploit improvements in air, relative to sea, transportation to derive a time-varying instrument... View Details
Keywords: Democratization; Institutional Development; Economic Integration; International Trade; Democracy; Political Preferences; Institutions; Trade; Global Range; Economics; Government and Politics
Tabellini, Marco, and Giacomo Magistretti. "Economic Integration and the Transmission of Democracy." Review of Economic Studies 92, no. 4 (July 2025): 2765–2792. (Available also from VOX, VOXEU, Atlantico, The Economist, Domani, and Ideas for India. Longer NBER working paper version available here.)
- June 2025
- Case
Redefining the Edge: Jahez’s Strategic Pivot in Saudi Arabia’s Food Delivery Battle
By: Krishna G. Palepu and Ahmed Dahawy
Jahez made its mark in Saudi Arabia’s food delivery market by serving customers willing to pay more for reliable, high-quality service—a segment largely overlooked by other platforms. As the company grew, it expanded into the mass market and developed a network of... View Details
- June 2025
- Teaching Note
The Miccosukee Tribe and the Battle to Save the Everglades (B): The Art of Coalition Building
By: Rosabeth Moss Kanter and Jacob A. Small
Teaching Note for HBS Case No. 325-132. Curtis Osceola, Chief of Staff to the Chairman of the Miccosukee Tribe of Indians of Florida, exercised leadership to mobilize allies, deal with opposition, and forge internal and external multi-sector coalitions to help preserve... View Details
- June 2025
- Supplement
The Miccosukee Tribe and the Battle to Save the Everglades (B): The Art of Coalition Building
By: Rosabeth Moss Kanter and Jacob A. Small
Supplement to the (A) case, 324-002 Curtis Osceola, Chief of Staff to the Chairman of the Miccosukee Tribe of Indians of Florida, exercised leadership to mobilize allies, deal with opposition, and forge internal and external multi-sector coalitions to help preserve the... View Details
Keywords: Communication Strategy; Environmental Sustainability; Leadership; Projects; Alliances; Natural Environment; Power and Influence; Florida; Everglades National Park
Kanter, Rosabeth Moss, and Jacob A. Small. "The Miccosukee Tribe and the Battle to Save the Everglades (B): The Art of Coalition Building." Harvard Business School Supplement 325-132, June 2025.
- May–June 2025
- Article
Algorithmic Assortment Curation: An Empirical Study of Buybox in Online Marketplaces
By: Santiago Gallino, Nil Karacaoglu and Antonio Moreno
Most online sales worldwide take place in marketplaces that connect sellers and buyers. The presence of numerous third-party sellers leads to a proliferation of listings for each product, making it difficult for customers to choose between the available options. Online... View Details
Keywords: Algorithms; Marketplaces; Marketplace Matching; E-commerce; Demand and Consumers; Customer Focus and Relationships; Market Participation; Technology Adoption
Gallino, Santiago, Nil Karacaoglu, and Antonio Moreno. "Algorithmic Assortment Curation: An Empirical Study of Buybox in Online Marketplaces." Manufacturing & Service Operations Management 27, no. 3 (May–June 2025): 917–934.
- May 2025
- Case
Wilburn Medical USA
By: David Ager, Lynda M. Applegate and James Barnett
In September 2024, Emily Wilburn Andrews, CEO of Wilburn Medical USA, is five years into her tenure leading the medical equipment supply company since taking over for her father, the company’s founder. She considers approaches to grow the company while maintaining the... View Details
- May–June 2025
- Article
Slowly Varying Regression Under Sparsity
By: Dimitris Bertsimas, Vassilis Digalakis Jr, Michael Lingzhi Li and Omar Skali Lami
We consider the problem of parameter estimation in slowly varying regression models with sparsity constraints. We formulate the problem as a mixed integer optimization problem and demonstrate that it can be reformulated exactly as a binary convex optimization problem... View Details
Bertsimas, Dimitris, Vassilis Digalakis Jr, Michael Lingzhi Li, and Omar Skali Lami. "Slowly Varying Regression Under Sparsity." Operations Research 73, no. 3 (May–June 2025): 1581–1597.
- May–June 2025
- Article
What People Get Wrong About Psychological Safety
By: Amy C. Edmondson and Michaela J. Kerrissey
Psychological safety—a shared belief among team members that it’s OK to speak up with candor—has become a popular concept. However, as its popularity has grown, so too have misconceptions about it. Such misunderstandings can lead to frustration among leaders and... View Details
Edmondson, Amy C., and Michaela J. Kerrissey. "What People Get Wrong About Psychological Safety." Harvard Business Review 103, no. 3 (May–June 2025): 52–59.
- March–April 2025
- Article
Strategy in an Era of Abundant Expertise: How to Thrive When AI Makes Knowledge and Know-How Cheaper and Easier to Access
By: Bobby Yerramilli-Rao, John Corwin, Yang Li and Karim R. Lakhani
The AI era is in its early stages, and the technology is evolving extremely quickly. Providers are rapidly introducing AI "copilots," "bots," and "assistants" into applications to augment employees' workflows. Examples include GitHub Copilot for coding, ServiceNow... View Details
Keywords: AI; AI and Machine Learning; Performance Productivity; Experience and Expertise; Technology Adoption
Yerramilli-Rao, Bobby, John Corwin, Yang Li, and Karim R. Lakhani. "Strategy in an Era of Abundant Expertise: How to Thrive When AI Makes Knowledge and Know-How Cheaper and Easier to Access." Harvard Business Review 103, no. 2 (March–April 2025): 72–81.
- April 2025
- Article
Buying (Quality) Time Predicts Relationship Satisfaction
By: A.V. Whillans, Jessie Pow and Joe J. Gladstone
Seven studies examine the association between time-saving purchases (e.g., housecleaning and meal delivery services) and relationship satisfaction. Study 1 uses an eleven-year longitudinal panel survey to show that increases in time-saving purchases predict long-term... View Details
Whillans, A.V., Jessie Pow, and Joe J. Gladstone. "Buying (Quality) Time Predicts Relationship Satisfaction." Journal of Personality and Social Psychology 128, no. 4 (April 2025): 821–863.
- April 2025
- Article
Serving with a Smile on Airbnb: Analyzing the Economic Returns and Behavioral Underpinnings of the Host’s Smile
By: Shunyuan Zhang, Elizabeth Friedman, Kannan Srinivasan, Ravi Dhar and Xupin Zhang
Non-informational cues, such as facial expressions, can significantly influence judgments and interpersonal impressions. While past research has explored how smiling affects business outcomes in offline or in-store contexts, relatively less is known about how smiling... View Details
Keywords: Sharing Economy; Airbnb; Image Feature Extraction; Machine Learning; Facial Expressions; Prejudice and Bias; Nonverbal Communication; E-commerce; Consumer Behavior; Perception
Zhang, Shunyuan, Elizabeth Friedman, Kannan Srinivasan, Ravi Dhar, and Xupin Zhang. "Serving with a Smile on Airbnb: Analyzing the Economic Returns and Behavioral Underpinnings of the Host’s Smile." Journal of Consumer Research 51, no. 6 (April 2025): 1073–1097.
- March 2025
- Case
Calyx Global: Rating Carbon Credits
By: Michael W. Toffel and Adam Chen
This case describes how rating agencies and other organizations are seeking to improve the quality of carbon credits sold in the voluntary carbon market to organizations seeking to use them to supplement their internal decarbonization efforts to meet their net zero... View Details
Keywords: Service Design; Certification; Auditing; Auditor Reputation; Carbon Credits; Carbon; Rating Agency Disagreement; Ratings; Climate Change; Business Model; Environmental Sustainability; Corporate Social Responsibility and Impact; Conflict of Interests; Reputation; Business Strategy
Toffel, Michael W., and Adam Chen. "Calyx Global: Rating Carbon Credits." Harvard Business School Case 625-102, March 2025.
- March 2025
- Case
Stagwell: AI and the Future of Marketing
By: Suraj Srinivasan and Radhika Kak
In early 2025, Mark Penn, Founder, CEO and Chairman of Stagwell, a global marketing company with a network of over 70+ agencies that served over 4000 blue-chip customers across 40 countries, was looking at ways that marketers should navigate the disruption emanating... View Details
- February 2025 (Revised April 2025)
- Case
Shake Shack's Playbook for the Digital Era
By: Christopher Stanton, Allison Ciechanover and George Gonzalez
This case examines Shake Shack’s journey from a single New York City hot dog cart to a global fast-casual restaurant chain renowned for both premium quality and a culture of “enlightened hospitality.” As the company expands worldwide, it pilots digital ordering... View Details
Keywords: Business Model; Customer Satisfaction; Technology Adoption; Brands and Branding; Organizational Culture; Customization and Personalization; Expansion; Digital Transformation; Food and Beverage Industry
Stanton, Christopher, Allison Ciechanover, and George Gonzalez. "Shake Shack's Playbook for the Digital Era." Harvard Business School Case 825-136, February 2025. (Revised April 2025.)
- 2025
- Working Paper
Discrimination, Rejection, and Job Search
By: Anne Boring, Katherine Coffman, Dylan Glover and María José González-Fuentes
We investigate how candidates’ willingness to apply responds to (potential) discrimination and rejection using a simulated labor market. Past work has shown that “blinding” job applications reduces discrimination and increases the rate at which women are hired. Our... View Details
Boring, Anne, Katherine Coffman, Dylan Glover, and María José González-Fuentes. "Discrimination, Rejection, and Job Search." Working Paper, February 2025.
- 2025
- Working Paper
New Product Diffusion Within Retailers: The Effect of Managerial Quality on Rollout
By: Tomomichi Amano and Jorge Tamayo
Retailers are key intermediaries through which consumers encounter innovation in the form of new products. How are these products rolled out within retailers? We observe significant variation in the availability of new products across stores in a large retail chain in... View Details
Keywords: Managerial Quality; Firm Performance; Diffusion Of Innovation; New Product Rollout; Retailing; Distribution Channels; Product Launch; Management Skills; Retail Industry; Colombia
Amano, Tomomichi, and Jorge Tamayo. "New Product Diffusion Within Retailers: The Effect of Managerial Quality on Rollout." Harvard Business School Working Paper, No. 25-041, February 2025.
- 2025
- Working Paper
Blockchain Adoption and Audit Quality
By: Mei Luo, Daniel Rabetti and Shuangchen Yu
This study examines the impact of blockchain adoption in the corporate setting. Specifically, we provide comprehensive empirical support to recent theory (Cao, Cong, and Young, 2024) proposing that blockchain adoption positively affects endogenous audit quality and... View Details
Keywords: Blockchain; Accounting Audits; Technology Adoption; Financial Reporting; Governing Rules, Regulations, and Reforms; China
Luo, Mei, Daniel Rabetti, and Shuangchen Yu. "Blockchain Adoption and Audit Quality." Working Paper, February 2025.
- February 2025
- Article
Improving Customer Compatibility with Tradeoff Transparency
By: Ryan W. Buell and MoonSoo Choi
Through a large-scale field experiment with 393,036 customers considering opening a credit card account with a nationwide retail bank, we investigate how providing transparency into an offering’s tradeoffs affects subsequent rates of customer acquisition and long-run... View Details
Keywords: Transparency; Customer Selection; Customer Compatibility; Retention; Service Operations; Service Delivery; Marketing Strategy; Marketing Communications; Customer Focus and Relationships; Customer Satisfaction; Banking Industry; Australia
Buell, Ryan W., and MoonSoo Choi. "Improving Customer Compatibility with Tradeoff Transparency." Management Science 71, no. 2 (February 2025): 1335–1355.
- January 2025
- Teaching Plan
Knowledge Transfer: Toyota, NUMMI, and GM
By: Willy Shih
Teaching Plan for HBS Case No. 625-003. New United Motors Manufacturing, Inc. (NUMMI) was a joint venture between Toyota and General Motors. It was an opportunity for GM to learn about the Toyota Production System, which was quite different from the mass production... View Details
Keywords: Culture Change; Organizational Culture; Organizational Change and Adaptation; Factories, Labs, and Plants; Joint Ventures; Transformation; Selection and Staffing; Knowledge Acquisition; Knowledge Sharing; Labor Unions; Management Systems; Performance Improvement; Production; Labor and Management Relations; Auto Industry; Japan; United States
- January 2025
- Case
Redwood & Strong: The Value of a Consulting Engagement
By: David G. Fubini and Patrick Sanguineti
The board of Redwood & Strong LLP (R&S), the American branch of a large global law firm, is meeting to review the findings of a recent strategic initiative designed to identify potential merger candidates. The request for the engagement originated from Daniel Crawford,... View Details