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Publications
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- 2025
- Working Paper
Tracking the Short-Run Price Impact of U.S. Tariffs
By: Alberto Cavallo, Paola Llamas and Franco Vazquez
This paper examines the short-run impact of the 2025 U.S. tariffs on consumer prices using a unique integration of high-frequency retail pricing data, product-level country-of-origin information, and detailed tariff classifications. By linking daily prices from major... View Details
- March 2025
- Case
GiveDirectly: Can Direct Cash Transfers End Extreme Poverty?
By: Natalia Rigol, Benjamin N. Roth, Sarah Mehta and John Schultz
Founded in 2008, GiveDirectly was a nonprofit organization that used direct cash transfers—giving people cash via mobile money—to combat poverty worldwide. By August 2024, the organization had transferred over $800 million to poor people in targeted communities and... View Details
- 2025
- Working Paper
Dynamic Personalization with Multiple Customer Signals: Multi-Response State Representation in Reinforcement Learning
Reinforcement learning (RL) offers potential for optimizing sequences of customer interactions by modeling the relationships
between customer states, company actions, and long-term value. However, its practical implementation often faces significant
challenges.... View Details
- January 2025
- Case
Apax Partners: Deciding Whether to Bid for Trader Corp.
By: Benjamin C. Esty and Edward A. Meyer
Apax Partners’ investment committee was schedule to meet on March 21, 2011, to decide whether to invest in Trader Corporation, a Canadian classified advertising business for used automobiles with both print (magazines) and digital (website) distribution. What made this... View Details
Keywords: Value Creation; Network Effects; Private Equity; Growth Management; Digital Marketing; Business Strategy; Competitive Advantage; E-commerce; Valuation; Competition; Digital Platforms; Digital Strategy; Digital Transformation; Transition; Investment; Risk and Uncertainty; Advertising Industry; Auto Industry; Information Industry; Canada; United Kingdom; New York (state, US); New York (city, NY)
- November 2024 (Revised December 2024)
- Case
Moonfare and the Democratization of Private Equity
By: Victoria Ivashina and Srimayi Mylavarapu
Founded in 2016, Moonfare headquartered in Europe, was a pioneer in the “democratization” of private equity investments. Historically, private equity was accessible only to institutional investors like pension funds, endowments, sovereign wealth funds, and large family... View Details
- November 2024
- Article
On the Representativeness of Voter Turnout
By: Louis Kaplow and Scott Duke Kominers
Prominent theory research on voting analyzes a variety of models in which expected pivotality drives voters' turnout decisions and hence determines voting outcomes. It is recognized, however, that such work is at odds with Downs's paradox: in practice, many... View Details
- July 2024 (Revised January 2025)
- Case
Rockefeller Philanthropy Advisors: Bringing Systematic Investment to Philanthropy
By: Lauren Cohen, Hao Gao, Alexander Bischoff and Sophia Pan
Melissa Berman, CEO of Rockefeller Philanthropy Advisors (RPA), evaluated her client’s philanthropy project and its mediocre performance. RPA was a segment of the Rockefeller Family Office’s Philanthropy Department, becoming an independent charity in 2002. Consistently... View Details
Keywords: Philanthropy; Philanthropic Sector; Performance Evaluations; Social Network; Collaboration; Foundation; Due Diligence; Humanitarianism; Humanitarian Assistance; Grants; Expertise; HNW Products And Services; Donations; Impact; Advisor; Advice; Consulting; Funding; Consulting Services; Family Business; Cost vs Benefits; Developing Countries and Economies; Private Sector; Spending; Mission and Purpose; Philanthropy and Charitable Giving; Performance Evaluation; Nonprofit Organizations; Reputation; Social and Collaborative Networks; Social Issues; Wealth and Poverty; Consulting Industry; New York (city, NY); New York (state, US); United States
- June 2024
- Article
The Monitoring Role of Social Media
By: Jonas Heese and Joseph Pacelli
In this study, we examine whether social media activity can reduce corporate misconduct. We use the staggered introduction of 3G mobile broadband access across the United States to identify exogenous increases in social media activity and test whether access to 3G... View Details
- May 2024
- Case
Naked Wines: The Profit vs. Growth Decision
By: Benjamin C. Esty and Edward A. Meyer
Nick Devlin faced a difficult strategic decision in October 2022. As the CEO of a UK-based subscription business connecting wine drinkers in the US, UK, and Australia with winemakers from around the world (which one journalist called the “Netflix of Wine”), he had to... View Details
Keywords: Profit Vs. Growth; Platform Business; Economies Of Scale; Subscription Business; Wine; Scaling; Racing; Value Creation; Network Effects; Business Startups; Small Business; Financial Management; Financial Strategy; Growth Management; Business Strategy; Competitive Advantage; Expansion; Profit; E-commerce; Growth and Development Strategy; Agriculture and Agribusiness Industry; Food and Beverage Industry; United States; Australia; United Kingdom
- May 20, 2024
- Article
Porter’s Five Forces and Competitive Advantage in Web3
By: Scott Duke Kominers and Liang Wu
Competitive strategy — the art of crafting and executing plans to achieve an advantageous position in the market — is integral to any business, and especially relevant for platforms because it determines their ability to achieve network effects and scale. But web3... View Details
- May 2024
- Case
LinkedIn Corporation, 2024
By: David B. Yoffie, George Gonzalez and Emily Grandjean
By 2024, the LinkedIn profile was well established as the professional identity of record on the Internet. Following a multi-year effort to expand the platform’s user base, as well as a period of rapid growth during the COVID-19 pandemic, LinkedIn’s membership had... View Details
- May 2024
- Case
Pernod Ricard: Uncorking Digital Transformation
By: Iavor Bojinov, Edward McFowland III, François Candelon, Nikolina Jonsson and Emer Moloney
This case study explores the opportunities and challenges of the digital transformation journey of French wine and spirits company Pernod Ricard. As part of the transformation, the company launched four key digital programs (KDPs) aimed at using data and artificial... View Details
Keywords: Business Organization; Business Divisions; Talent and Talent Management; Global Strategy; AI and Machine Learning; Analytics and Data Science; Digital Transformation; Digital Strategy; Advertising; Sales; Organizational Culture; Product Development; Decision Making; Technology Adoption; Alignment; Expansion; Food and Beverage Industry; France; Europe
- May 2024
- Article
The Effect of Configural Processing on Mentalization
By: Katrina Fincher, Ting Zhang, Asteya Percaya, Adam Galinsky and Michael W. Morris
Eight studies (N = 2,561) reveal that how we perceptually process a person’s face affects our capacity to understand their mind. Studies 1A and B indicate this relationship functions via two separate pathways: (a) indirectly by increasing our sensitivity to the... View Details
- 2024
- Working Paper
Platform Information Provision and Consumer Search: A Field Experiment
By: Lu Fang, Yanyou Chen, Chiara Farronato, Zhe Yuan and Yitong Wang
Despite substantial efforts to help consumers search in more intuitive ways, text search remains the predominant tool for product discovery online. In this paper, we explore the effects of visual and textual cues for search refinement on consumer search and purchasing... View Details
- January 2024
- Supplement
Buurtzorg
By: Ethan Bernstein and Tatiana Sandino
As co-founders of home nursing company Buurtzorg, Jos de Blok and Gonnie Kronenberg prized both self-management and organizational learning. Buurtzorg’s 10,000 nurses across 950 neighborhood nursing teams in the Netherlands were empowered to manage themselves, both in... View Details
- 2024
- Working Paper
Contributing to Growth? The Role of Open Source Software for Global Startups
By: Nataliya Langburd Wright, Frank Nagle and Shane Greenstein
How does participating in open source software (OSS) communities spur entrepreneurial growth?
To address this question, we analyze novel data matching accounts from GitHub—the largest OSS
hosting platform—to the universe of global software venture-backed firms... View Details
- January 2024
- Article
Dog Eat Dog: Balancing Network Effects and Differentiation in a Digital Platform Merger
By: Chiara Farronato, Jessica Fong and Andrey Fradkin
Digital platforms are increasingly the subject of regulatory scrutiny. In comparison to multiple competitors, a single platform may increase consumer welfare if network effects are large or may decrease welfare due to higher prices or reduction in platform variety. We... View Details
- December 2023
- Teaching Note
Buurtzorg
By: Ethan Bernstein and Tatiana Sandino
Teaching Note for HBS Case No. 122-101. As co-founders of home nursing company Buurtzorg, Jos de Blok and Gonnie Kronenberg prized both self-management and organizational learning. Buurtzorg’s 10,000 nurses across 950 neighborhood nursing teams in the Netherlands were... View Details
- 2023
- Working Paper
Estimating Productivity in the Presence of Spillovers: Firm-Level Evidence from the U.S. Production Network
By: Ebehi Iyoha
This paper examines the extent to which productivity gains are transmitted across U.S. firms through buyer-supplier relationships. Many empirical studies measure firm-to-firm spillovers using firm-level productivity estimates derived from control function approaches.... View Details
- 2023
- Working Paper
Financial and Informational Integration Through Oracle Networks
By: Lin William Cong, Eswar Prasad and Daniel Rabetti
Oracles are software components that enable data exchange between siloed blockchains and external environments, enhancing smart contract capabilities and platform interoperability. We find that oracle integration is positively associated with total value locked and... View Details