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- 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
- September 2025
- Article
Using Satellites and Phones to Evaluate and Promote Agricultural Technology Adoption: Evidence from Smallholder Farms in India
By: Shawn Cole, Tomoko Harigaya, Grady Killeen and Aparna Krishna
This paper evaluates a low-cost, customized soil nutrient management advisory service in India. As a methodological contribution, we examine whether and in which settings satellite measurements may be effective at estimating both agricultural yields and treatment... View Details
- July–August 2025
- Article
How the Busiest People Find Joy
By: Leslie A. Perlow, Sari Mentser and Salvatore J. Affinito
Joy, along with achievement and meaningfulness, is one of the three keys to a satisfying life. Yet it’s the missing piece for many ambitious individuals, the authors found after examining data on how nearly 2,000 professionals spend their days. Jam-packed schedules are... View Details
- July 2025
- Background Note
Ecosystem Disruption: A Multi-Stakeholder View of Disruptive Innovations
By: E. Ofek, Michael Haenlein, Eitan Muller and Roman Welden
The purpose of this note is to offer a more expansive view of how innovations disrupt markets than has been portrayed thus far in the extant literature by taking an ecosystem perspective. This broader outlook allows examining not only the product strategies of the... View Details
- July 18, 2025
- 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 survey customers... View Details
- July 3, 2025
- Article
A New Framework for Reducing Healthcare Disparities
By: Susanna Gallani, Mary Lynch Witkowski, Lidia M. V. R. Moura and Katie Sonnefeldt
Despite decades of initiatives to address healthcare inequities in the U.S., disparities across race, gender, geography, and income remain stubbornly persistent. This article introduces the Strategic Fingerprint Framework for Health Equity, a practical, principle-based... View Details
- 2025
- Chapter
An Appraisal on 'Teaching the Early History of IB at Harvard Business School'
By: Geoffrey Jones
This chapter reviews new research about the origins of International Business as an academic discipline. Contrary to conventional wisdom that it originated in economics departments in the 1960s, this research highlights the importance of teaching at Harvard Business... View Details
- 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
- 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
- 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
- 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
- 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
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
- 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
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
- Supplement
Full-Funnel Advertising on TikTok: An Experiment
By: Jeremy Yang and Ayelet Israeli
TikTok’s Marketing Science team developed a new type of advertising strategy beyond branding and performance advertising, called full-funnel advertising. Branding ads focused on brand building at the top of the funnel by generating consumer awareness, while performance... View Details
- June 2025
- Exercise
Full-Funnel Advertising on TikTok: An Experiment
By: Jeremy Yang and Ayelet Israeli
TikTok’s Marketing Science team developed a new type of advertising strategy beyond branding and performance advertising, called full-funnel advertising. Branding ads focused on brand building at the top of the funnel by generating consumer awareness, while performance... View Details
- June 2025
- Exercise
Full-Funnel Advertising on TikTok: An Experiment (Solution)
By: Jeremy Yang and Ayelet Israeli
TikTok’s Marketing Science team developed a new type of advertising strategy beyond branding and performance advertising, called full-funnel advertising. Branding ads focused on brand building at the top of the funnel by generating consumer awareness, while performance... 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
- 2025
- Working Paper
Small Business Innovation Applied to National Needs
By: Kyle Myers, Lauren Lanahan and Evan E. Johnson
Small businesses have long supplied a disproportionate share of major innovations in the United States. We review a centerpiece policy on this topic: the U.S. Small Business Innovation Research (SBIR) program. We trace its legislative history and summarize program... View Details