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- All HBS Web
(120,189)
- Faculty Publications (37,222)
- July 2025
- Teaching Note
Ava Labs: Structure and Challenges of Establishing a Blockchain
By: Shikhar Ghosh, Liang Wu and Shweta Bagai
Teaching Note for HBS Case No. 824-056. View Details
- 2025
- Working Paper
Designing Consent: Choice Architecture and Consumer Welfare in Data Sharing
By: Chiara Farronato, Audrey Fradkin and Tesary Lin
We study the welfare consequences of choice architecture for online privacy using a field experiment that randomizes cookie consent banners. We study three ways in which firms or policymakers can influence choices: (1) nudging users through banner design to encourage... View Details
Farronato, Chiara, Audrey Fradkin, and Tesary Lin. "Designing Consent: Choice Architecture and Consumer Welfare in Data Sharing." NBER Working Paper Series, No. 34025, July 2025.
- July 2025
- Article
Digital Lending and Financial Well-Being: Through the Lens of Mobile Phone Data
By: AJ Chen, Omri Even-Tov, Jung Koo Kang and Regina Wittenberg-Moerman
To mitigate information asymmetry about borrowers in developing economies, digital lenders use machine-learning algorithms and nontraditional data from borrowers’ mobile devices. Consequently, digital lenders have managed to expand access to credit for millions of... View Details
Keywords: Informal Economy; Digital Banking; Mobile Phones; Developing Countries and Economies; Mobile and Wireless Technology; AI and Machine Learning; Analytics and Data Science; Credit; Borrowing and Debt; Well-being; Banking Industry; Kenya
Chen, AJ, Omri Even-Tov, Jung Koo Kang, and Regina Wittenberg-Moerman. "Digital Lending and Financial Well-Being: Through the Lens of Mobile Phone Data." Accounting Review 100, no. 4 (July 2025): 135–159.
- July–August 2025
- Article
Don’t Let an AI Failure Harm Your Brand
How companies market their AI systems affects the repercussions they face when their products fail. Marketers must promote their AI products with potential failure in mind. To do that, they must first understand consumers’ unique attitudes toward AI. Marketers who... View Details
Keywords: AI and Machine Learning; Brands and Branding; Product Marketing; Consumer Behavior; Attitudes
De Freitas, Julian. "Don’t Let an AI Failure Harm Your Brand." Harvard Business Review 103, no. 4 (July–August 2025): 126–133.
- 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.)
- 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.
- 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
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
- 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
From Single Stock to Diversified Portfolio: Mastercard Foundation’s $42 Billion Asset Management Launch
By: Luis M. Viceira and Justin Cohen
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
InstaDeep: AI Innovation Born in Africa (A) and (B)
By: Shikhar Ghosh and Shweta Bagai
- 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
Bertolotti, Fabio, Kyle R. Myers, and Wei Yang Tham. "Productivity Beliefs and Efficiency in Science." Harvard Business School Working Paper, No. 25-063, June 2025.