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- All HBS Web
(120,305)
- Faculty Publications (37,153)
- July 2025
- Article
Extraverts Reap Greater Social Rewards from Passion Because They Express Passion More Frequently and More Diversely
By: Kai Krautter, Anabel Büchner and Jon M. Jachimowicz
Passion is stereotypically expressed through animated facial expressions, energetic body movements, varied tone, and pitch—and met with interpersonal benefits. However, these capture only a subset of passion expressions that are more common for extraverts. Indeed, in... View Details
Keywords: Passion; Personality; Extraversion; Scale Development; Perception; Personal Characteristics
Krautter, Kai, Anabel Büchner, and Jon M. Jachimowicz. "Extraverts Reap Greater Social Rewards from Passion Because They Express Passion More Frequently and More Diversely." Personality and Social Psychology Bulletin 51, no. 7 (July 2025): 1159–1172.
- 2025
- Working Paper
How Does Wage Inequality Affect the Labor Movement
By: Barbara Biasi, Zoë B. Cullen, Julia H. Gilman and Nina Roussille
This paper provides causal evidence on how wage inequality among workers affects the labor movement using three complementary research designs: a vignette experiment with union organizers, a natural policy experiment that increased wage inequality among Wisconsin... View Details
Biasi, Barbara, Zoë B. Cullen, Julia H. Gilman, and Nina Roussille. "How Does Wage Inequality Affect the Labor Movement." NBER Working Paper Series, No. 33978, July 2025.
- July 2025
- Course Overview Note
Introduction to the RC Strategy Course, Fall 2025
- July 2025
- Article
On the Economic Origins of Concerns Over Women’s Chastity
By: Anke Becker
This paper studies the origins and function of customs and norms that intend to keep women from being promiscuous. Using large-scale survey data from more than 100 countries, I test the anthropological theory that a particular form of preindustrial... View Details
Keywords: Infibulation; Female Sexuality; Paternity Uncertainty; Concern About Women's Chastity; Pastoralism; Economic Anthropology; History; Gender; Social Issues; Culture
Becker, Anke. "On the Economic Origins of Concerns Over Women’s Chastity." Review of Economic Studies 92, no. 4 (July 2025): 2303–2329.
- 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
Keywords: Reputation; Mathematical Methods; Marketing Reference Programs; Social Media; Brands and Branding
Cheng, Mengjie, and Shunyuan Zhang. "Reputation Burning: Analyzing the Impact of Brand Sponsorship on Social Influencers." Management Science 71, no. 7 (July 2025): 5910–5932.
- 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
Miller, Max, James D. Paron, and Jessica Wachter. "Sovereign Default and the Decline in Interest Rates." NBER Working Paper Series, No. 34021, July 2025. (Revise and Resubmit, Review of Financial Studies.)
- July 2025
- Module Note
Supply and Demand for Strategists
This module note introduces students to the foundational microeconomic principles of supply and demand. It uses the example of an aluminum plant (specifically, production quantity and shutdown decisions) to discuss short-run vs. long-run decisions, marginal costs, sunk... View Details
Keywords: Business Exit or Shutdown; Business or Company Management; Business Strategy; Competition; Competitive Advantage; Cost of Capital; Cost vs Benefits; Decision Making; Decisions; Demand and Consumers; Economics; Economic Systems; For-Profit Firms; Market Entry and Exit; Market Participation; Markets; Metals and Minerals; Microeconomics; Price; Revenue; Strategy; Supply and Industry; Manufacturing Industry
- 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
Keywords: Multi-unit Firms; Agglomeration; Spatial Organization; Economies Of Scope; Organizational Design; Diversification; Corporate Strategy; Business Units
Alcácer, Juan, and Jasmina Chauvin. "The Extent and Drivers of Internal Agglomeration of U.S. Multi-Unit Firms." Harvard Business School Working Paper, No. 26-002, July 2025.
- July 2025
- Case
The Future in Sight: LumineticsCore and the First Autonomous AI for Diagnostics
By: Michael Lingzhi Li and Tinglong Dai
After two decades of research, Dr. Michael Abramoff successfully launched LumineticsCore—the first autonomous AI system authorized by the FDA to diagnose diabetic retinopathy without physician oversight. The case traces his journey across algorithm design, clinical... View Details
- 2025
- Working Paper
Where Discovery Happens: Research Institutions and Fundamental Knowledge in the Life-Sciences
By: Amitabh Chandra and Connie Xu
Fundamental knowledge in the life sciences has consequential implications for medicine and subsequent medical innovations. Using publications in leading life science journals to measure fundamental knowledge, we document large agglomerations in the institutions where... View Details
Chandra, Amitabh, and Connie Xu. "Where Discovery Happens: Research Institutions and Fundamental Knowledge in the Life-Sciences." NBER Working Paper Series, No. 33996, July 2025.
- June 2025
- Case
Assessing the Offers for Seven & i Holdings
By: Benjamin C. Esty, Nobuo Sato and Akiko Kanno
In the fall of 2024, the board of Seven and i Holdings Company (7&i, the parent company of 7-Eleven convenience stores in the US, Japan, and other countries) received multiple offers to buy the company. Two successive (and unsolicited) offers came from Alimentation... View Details
Keywords: Corporate Governance; Valuation; Value Creation; Bids and Bidding; Financial Strategy; Negotiation; Mergers and Acquisitions; Corporate Finance; Business Conglomerates; Retail Industry; Food and Beverage Industry; Japan; Canada
Esty, Benjamin C., Nobuo Sato, and Akiko Kanno. "Assessing the Offers for Seven & i Holdings." Harvard Business School Case 225-108, June 2025.
- June 2025
- Teaching Note
Audrey Tang: Using Technology to Strengthen Democracy in Taiwan
By: Shikhar Ghosh and Shweta Bagai
Teaching Note for HBS Case No. 823-048. View Details
- June 2025
- Case
Bessemer Venture Partners (2025)
By: Jo Tango and Srimayi Mylavarapu
Bessemer Venture Partners, one of the oldest venture capital firms in the United States, had long been known for its decentralized culture and thesis-driven investing. An internal debate had surfaced around the firm’s approach to seed-stage investing. With competitors... View Details
Keywords: Venture Capital
Tango, Jo, and Srimayi Mylavarapu. "Bessemer Venture Partners (2025)." Harvard Business School Case 825-209, June 2025.
- June 2025
- Teaching Note
Circle: Reinventing the Future of Money
By: Shikhar Ghosh and Shweta Bagai
Teaching Note for HBS Case No. 825-067. View Details
- June 2025
- Case
Crossing Borders, Dividing Politics: U.S. Immigration Policy and Political Polarization
By: Marco Tabellini and Alexis Lefort
This case explores the history and political dynamics of U.S. immigration policy, focusing on its evolution from the 18th century to 2025. It traces key legislative milestones, such as the 1965 Immigration and Nationality Act, DACA, and the 2025 Laken Riley Act,... 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
Keywords: Asset Management; Financial Liquidity; Financial Strategy; Investment Portfolio; Corporate Governance; Selection and Staffing; Risk Management; Organizational Culture; Organizational Structure; Motivation and Incentives
Viceira, Luis M., and Justin Cohen. "From Single Stock to Diversified Portfolio: Mastercard Foundation's $42 Billion Asset Management Launch." Harvard Business School Case 225-096, June 2025.
- June 2025
- Teaching Note
Hacking the U.S. Election: Russia's Misinformation Campaign
By: Shikhar Ghosh and Shweta Bagai
- June 2025
- Teaching Note
InstaDeep: AI Innovation Born in Africa (A) and (B)
By: Shikhar Ghosh and Shweta Bagai