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  • 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
Keywords: Startups; Knowledge; Open Source Communities; GitHub; Machine Learning; Innovation; Business Startups; Venture Capital; Information Technology; Strategy
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  • 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
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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
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  • 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
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  • 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
Keywords: Wages; Equality and Inequality; Labor and Management Relations; Labor Unions; Negotiation
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  • July 2025
  • Article

How Important Is Editorial Gatekeeping? Evidence from Top Biomedical Journals

By: Joshua L. Krieger, Kyle R. Myers and Ariel D. Stern
We examine editors' influence on the scientific content of academic journals by unpacking the role of three major forces: journals' missions, aggregate supply of and demand for specific topics, and scientific homophily via editorial gatekeeping. In a sample of top... View Details
Keywords: Editors; Biomedical Research; Editorial Gatekeeping; Scientific Homophily; Intellectual Capital; Mission and Purpose; Journals and Magazines; Intellectual Property; Innovation and Invention; Human Capital; Higher Education; Publishing Industry
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  • July–August 2025
  • Article

Passion Penalizes Women and Advantages (Unexceptional) Men in High-Potential Designations

By: Joyce He, Jon M. Jachimowicz and Celia Moore
High potential programs offer a swift path up the corporate ladder for those who secure a place on them. However, the evaluation of “potential” occurs under considerable uncertainty, creating fertile ground for gender bias. We document that men are more likely than... View Details
Keywords: Passion; Potential; Gender; Motivation and Incentives; Performance; Talent and Talent Management
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  • 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
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  • 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
Keywords: Research; Innovation and Invention; Science
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  • 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
Keywords: Performance Productivity; Perception; Research
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  • 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
Keywords: Acquisition; Business Conglomerates; Corporate Entrepreneurship; Innovation Strategy; Digital Platforms; Logistics; Business Strategy; Competition; Competitive Strategy; Competitive Advantage; Expansion; Food and Beverage Industry; Saudi Arabia
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  • June 2025 (Revised July 2025)
  • Case

Full-Funnel Advertising on TikTok

By: Jeremy Yang, Ayelet Israeli and Alexis Lefort
In 2025 TikTok is working to grow its brand and performance advertising business, along with a new integrated full-funnel solution. As an emerging media platform with unique ad formats and user behavior in a privacy-first environment, TikTok faces both significant... View Details
Keywords: Social Media; Growth and Development Strategy; Advertising; Brands and Branding; Digital Marketing; Measurement and Metrics
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  • 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
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  • 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
Keywords: Social Media; Advertising; Brands and Branding; Digital Marketing; Marketing Strategy; Measurement and Metrics
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  • 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
Keywords: Social Media; Advertising; Brands and Branding; Digital Marketing; Marketing Strategy; Measurement and Metrics
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  • 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
Keywords: South Asia; India; Purpose; Strategy; Business Model; Leadership; Digital; Business Ventures; Change; Decision Making; Growth and Development; Management; Media; Social Enterprise; Journalism and News Industry; Journalism and News Industry; Journalism and News Industry; Asia
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  • 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
Keywords: Small Business; Innovation and Invention; Government Legislation; Entrepreneurial Finance; Business and Government Relations
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  • 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; Internet and the Web; Mobile and Wireless Technology; Technology Adoption; Teaching; Price; Customer Relationship Management; Customer Satisfaction; Growth and Development; Technological Innovation; AI and Machine Learning; Applications and Software; Distribution Channels; Sales; Reputation; Education Industry; Technology Industry; India; South Korea
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  • June 10, 2025
  • Article

Research: When Help Isn’t Helpful

By: Colin M. Fisher, Julianna Pillemer and Teresa M. Amabile
Asking for and receiving help at work can boost employees’ creativity, help them learn new skills, and strengthen their interpersonal ties. Yet a years-long study at a global design consultancy found that even in organizations with strong helping cultures, a... View Details
Keywords: Organizational Culture; Employees; Talent and Talent Management
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  • 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
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