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- 2025
- Working Paper
Rethinking Volume
By: Philippe van der Beck, Lorenzo Bretscher and Zhiyu Julie Fu
Gross trading volumes in financial markets are large and far exceed return volatility. In contrast, “net volume”—trading from persistent portfolio reallocations—is substantially lower, as it excludes transitory round-trip trades. This observation reveals a fundamental... View Details
van der Beck, Philippe, Lorenzo Bretscher, and Zhiyu Julie Fu. "Rethinking Volume." Harvard Business School Working Paper, No. 26-003, July 2025.
- 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
- May–June 2025
- Article
Algorithmic Assortment Curation: An Empirical Study of Buybox in Online Marketplaces
By: Santiago Gallino, Nil Karacaoglu and Antonio Moreno
Most online sales worldwide take place in marketplaces that connect sellers and buyers. The presence of numerous third-party sellers leads to a proliferation of listings for each product, making it difficult for customers to choose between the available options. Online... View Details
Keywords: Algorithms; Marketplaces; Marketplace Matching; E-commerce; Demand and Consumers; Customer Focus and Relationships; Market Participation; Technology Adoption
Gallino, Santiago, Nil Karacaoglu, and Antonio Moreno. "Algorithmic Assortment Curation: An Empirical Study of Buybox in Online Marketplaces." Manufacturing & Service Operations Management 27, no. 3 (May–June 2025): 917–934.
- 2025
- Working Paper
An Empirical Examination of Business Climate Alliances: Effective and/or Harmful?
By: Matteo Gasparini and Peter Tufano
This research studies business alliances that seek to address climate change, offering empirical evidence to address claims advanced by alliance supporters and critics. We study eleven major alliances mostly focused on financial services firms and 424 major... View Details
Keywords: Antitrust; Climate Change; Financial Institutions; Competition; Network Effects; Alliances
Gasparini, Matteo, and Peter Tufano. "An Empirical Examination of Business Climate Alliances: Effective and/or Harmful?" Harvard Business School Working Paper, No. 25-060, May 2025.
- March 2025 (Revised April 2025)
- Case
WallStreetBets: Democratizing Retail Investing
By: Joseph Pacelli and Alexis Lefort
In summer 2024, Jaime Rogozinski anticipated the launch of a day-trading eSports event, a vision he had nurtured for years. Rogozinski, the founder of the influential subreddit WallStreetBets (WSB), created the forum in 2012 as a space for retail traders to explore... View Details
Keywords: Investment; Emerging Markets; Market Participation; Financial Strategy; Lawsuits and Litigation; Social and Collaborative Networks; Financial Markets; Financial Services Industry; United States
Pacelli, Joseph, and Alexis Lefort. "WallStreetBets: Democratizing Retail Investing." Harvard Business School Case 125-002, March 2025. (Revised April 2025.)
- 2025
- Working Paper
Discrimination, Rejection, and Job Search
By: Anne Boring, Katherine Coffman, Dylan Glover and María José González-Fuentes
We investigate how candidates’ willingness to apply responds to (potential) discrimination and rejection using a simulated labor market. Past work has shown that “blinding” job applications reduces discrimination and increases the rate at which women are hired. Our... View Details
Boring, Anne, Katherine Coffman, Dylan Glover, and María José González-Fuentes. "Discrimination, Rejection, and Job Search." Working Paper, February 2025.
- 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
Keywords: Private Equity; Customers; Wealth; Business Strategy; Segmentation; Technological Innovation; Product Launch; Financial Services Industry; Europe
Ivashina, Victoria, and Srimayi Mylavarapu. "Moonfare and the Democratization of Private Equity." Harvard Business School Case 225-044, November 2024. (Revised December 2024.)
- 2024
- Working Paper
A Gender Backlash: Does Exposure to Female Labor Market Participation Fuel Gender Conservatism?
By: Paula Rettl, Diane Bolet, Catherine E. De Vries, Simone Cremaschi, Tarik Abou-Chadi and Sergi Pardos-Prado
The growing participation of women in the labor market has marked a significant societal transformation, coinciding with the rise of gender conservatism and far-right support. We study whether the economic consequences of labor market feminization and gender backlash... View Details
Keywords: Gender Bias; Gender Equality; Gender Inclusivity; Politics; Political Backlash; Political Culture; Conservatism; Gender; Government and Politics; Equality and Inequality; Prejudice and Bias; Labor
Rettl, Paula, Diane Bolet, Catherine E. De Vries, Simone Cremaschi, Tarik Abou-Chadi, and Sergi Pardos-Prado. "A Gender Backlash: Does Exposure to Female Labor Market Participation Fuel Gender Conservatism?" Harvard Business School Working Paper, No. 25-022, November 2024.
- Fall, 2024
- Article
Sixty Years of the Voting Rights Act: Progress and Pitfalls
By: Andrea Bernini, Giovanni Facchini, Marco Tabellini and Cecilia Testa
We review the literature on the effects of the 1965 Voting Rights Act (VRA), which removed formal restrictions to Black political participation. After a brief description of racial discrimination suffered by Black Americans since Reconstruction, we introduce the goals... View Details
Keywords: Prejudice and Bias; Equality and Inequality; Race; Political Elections; Voting; Policy; Outcome or Result; Government Legislation
Bernini, Andrea, Giovanni Facchini, Marco Tabellini, and Cecilia Testa. "Sixty Years of the Voting Rights Act: Progress and Pitfalls." Oxford Review of Economic Policy 40, no. 3 (Fall, 2024): 486–497.
- 2024
- Working Paper
“If You’re Not There… You’re Not There”: How Art Market Platforms Induce Status Anxiety to Coerce Participation
By: James Riley and Ezra Zuckerman Sivan
This paper, an 18-month ethnographic investigation of international art fairs (IAFs), shows how market platforms can have a coercive effect, inducing sellers (i.e., art galleries) to participate despite ambivalence over their value and anxiety over the process by which... View Details
- 2024
- Working Paper
Webmunk: A New Tool for Studying Online Behavior and Digital Platforms
By: Chiara Farronato, Andrey Fradkin and Chris Karr
Understanding the behavior of users online is important for researchers, policymakers, and private companies alike. But observing online behavior and conducting experiments is difficult without direct access to the user base and software of technology companies. We... View Details
Farronato, Chiara, Andrey Fradkin, and Chris Karr. "Webmunk: A New Tool for Studying Online Behavior and Digital Platforms." NBER Working Paper Series, No. 32694, July 2024.
- June 2024
- Article
Counterparty Risk and Counterparty Choice in the Credit Default Swap Market
By: Wenxin Du, Salil Gadgil, Michael Gordy and Clara Vega
We investigate how market participants price and manage counterparty credit risk using confidential trade repository data on single-name credit default swap (CDS) transactions. We find that counterparty risk has a modest impact on the pricing of CDS contracts but a... View Details
Keywords: Credit Derivatives and Swaps; Market Participation; Risk and Uncertainty; Price; Financial Markets; Credit
Du, Wenxin, Salil Gadgil, Michael Gordy, and Clara Vega. "Counterparty Risk and Counterparty Choice in the Credit Default Swap Market." Management Science 70, no. 6 (June 2024): 3808–3826.
- April–May 2024
- Article
Gone with the Big Data: Institutional Lender Demand for Private Information
By: Jung Koo Kang
I explore whether big-data sources can crowd out the value of private information acquired through lending relationships. Institutional lenders have been shown to exploit their access to borrowers’ private information by trading on it in financial markets. As a shock... View Details
Keywords: Analytics and Data Science; Borrowing and Debt; Financial Markets; Value; Knowledge Dissemination; Financing and Loans
Kang, Jung Koo. "Gone with the Big Data: Institutional Lender Demand for Private Information." Art. 101663. Journal of Accounting & Economics 77, nos. 2-3 (April–May 2024).
- March 2024
- Teaching Note
Sonder Holdings Inc.: Using Technology to Solve Hospitality's Frictions
By: John A. Deighton and Leora Kornfeld
Teaching Note for HBS Case No. 922-039. Digital disruption is challenging the hospitality industry. Traditional hotels face competition from platforms, most visibly Airbnb but also the homeshare divisions of online travel agencies such as Expedia and Booking.com, that... 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
Keywords: Applications and Software; Open Source Distribution; Entrepreneurship; Business Growth and Maturation; Human Capital; Valuation; Corporate Strategy
Wright, Nataliya Langburd, Frank Nagle, and Shane Greenstein. "Contributing to Growth? The Role of Open Source Software for Global Startups." Harvard Business School Working Paper, No. 24-040, January 2024. (Revised August 2024.)
- December 15, 2023
- Article
What Every Leader Needs to Know About Carbon Credits
By: Varsha Ramesh Walsh and Michael W. Toffel
Many companies have begun to look into credits to offset their emissions as a way to support their net zero goals as their target years get closer and closer. As it stands, the carbon credit market is too small to bear the brunt of reducing companies’ impacts on the... View Details
Keywords: Carbon Credits; Climate; Accounting; Carbon Offsetting; Carbon Abatement; Carbon Emissions; Carbon Footprint; Climate Change; Environmental Accounting; Environmental Regulation
Ramesh Walsh, Varsha, and Michael W. Toffel. "What Every Leader Needs to Know About Carbon Credits." Harvard Business Review Digital Articles (December 15, 2023).
- December 2023 (Revised August 2024)
- Supplement
Microsoft Azure and the Cloud Wars (B)
By: Andy Wu and Matt Higgins
By 2023, the global market for cloud infrastructure had consolidated into a three-horse race. As of Q4 2022, Amazon, Microsoft, and Google collectively accounted for 66% of the global market. AWS had a market share of 33%, Microsoft Azure had 23%, and Google Cloud had... View Details
Keywords: Microsoft; Artificial Intelligence; AI; Competition; Information Infrastructure; Market Participation
Wu, Andy, and Matt Higgins. "Microsoft Azure and the Cloud Wars (B)." Harvard Business School Supplement 724-434, December 2023. (Revised August 2024.)
- November–December 2023
- Article
Look the Part? The Role of Profile Pictures in Online Labor Markets
By: Isamar Troncoso and Lan Luo
Profile pictures are a key component of many freelancing platforms, a design choice that can impact hiring and matching outcomes. In this paper, we examine how appearance-based perceptions of a freelancer’s fit for the job (i.e., whether a freelancer "looks the part"... View Details
Keywords: Freelancers; Gig Workers; Demographics; Prejudice and Bias; Selection and Staffing; Jobs and Positions; Analytics and Data Science
Troncoso, Isamar, and Lan Luo. "Look the Part? The Role of Profile Pictures in Online Labor Markets." Marketing Science 42, no. 6 (November–December 2023): 1080–1100.
- 2023
- Working Paper
No Revenge for Nerds? Evaluating the Careers of Ivy League Athletes
By: Natee Amornsiripanitch, Paul A. Gompers, George Hu, Will Levinson and Vladimir Mukharlyamov
This paper compares the careers of Ivy League athletes to those of their non-athlete classmates. Combining team-level information on all Ivy League athletes from 1970 to 2021 with resume data for all Ivy League graduates, we examine both post-graduate education and... View Details
Amornsiripanitch, Natee, Paul A. Gompers, George Hu, Will Levinson, and Vladimir Mukharlyamov. "No Revenge for Nerds? Evaluating the Careers of Ivy League Athletes." NBER Working Paper Series, No. 31753, October 2023.
- September 2023 (Revised October 2023)
- Case
Mohamed Salah
By: Anita Elberse and Taher El Moataz Bellah
In June 2022, Mohamed Salah, one of the world’s best soccer players, and his lawyer and advisor Ramy Abbas Issa were in ongoing discussions with top English Premier League club Liverpool FC about a new playing contract for Salah. Arguably the Arab world’s biggest... View Details
Keywords: Soccer; Football; Superstars; General Management; Sports; Entertainment; Media; Marketing; Strategy; Compensation and Benefits; Contracts; Negotiation Participants; Negotiation Process; Sports Industry; England
Elberse, Anita, and Taher El Moataz Bellah. "Mohamed Salah." Harvard Business School Case 524-031, September 2023. (Revised October 2023.)