Publications
Publications
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- All HBS Web
(3,504)
- Faculty Publications (474)
- 2021
- Working Paper
Time and the Value of Data
By: Ehsan Valavi, Joel Hestness, Newsha Ardalani and Marco Iansiti
Managers often believe that collecting more data will continually improve the accuracy of their machine learning models. However, we argue in this paper that when data lose relevance over time, it may be optimal to collect a limited amount of recent data instead of... View Details
- July 2020
- Article
Healthy Business? Managerial Education and Management in Healthcare
By: Nicholas Bloom, Renata Lemos, Raffaella Sadun and John Van Reenen
We investigate the link between hospital performance and managerial education by collecting a large database of management practices and skills in hospitals across nine countries. We find that hospitals that are closer to universities offering both medical education... View Details
- 2020
- Working Paper
Older People Are Less Pessimistic About the Health Risks of COVID-19
By: Pedro Bordalo, Katherine B. Coffman, Nicola Gennaioli and Andrei Shleifer
A central question for understanding behaviour during the COVID-19 pandemic, at both the individual and collective levels, is how people perceive the health and economic risks they face. We conducted a survey of over 1,500 Americans from May 6–13, 2020, to understand... View Details
- 2022
- Working Paper
Optimal Illiquidity
By: John Beshears, James J. Choi, Christopher Clayton, Christopher Harris, David Laibson and Brigitte C. Madrian
We calculate the socially optimal level of illiquidity in an economy populated by households with taste shocks and naive present bias. The government chooses mandatory contributions to accounts, each witha different pre-retirement withdrawal penalty. Collected... View Details
Keywords: Illiquidity; Commitment; Flexibility; Savings; Social Security; Retirement; Government Legislation; Taxation; Saving
- June 2020 (Revised July 2023)
- Case
Time Out: The Evolution from Media to Markets
By: Kate Barasz and Eva Ascarza
In February 2020, Time Out’s chief executive officer Julio Bruno is evaluating the strategic direction of the company. Over the span of five decades, Time Out — the global media and entertainment brand — had gone from a self-published counterculture publication in... View Details
- June 2020
- Teaching Note
Understanding the Brand Equity of Nestlé Crunch Bar
By: Jill Avery and Gerald Zaltman
Teaching Note for HBS Case Nos. 519-061 and 519-062. In early 2018, Nestlé announced the sale of its U.S. candy-making division and a select collection of twenty of its confectionery brands, including the Nestlé Crunch Bar, to Ferrero SpA for $2.8 billion. Under the... View Details
- 2021
- Conference Presentation
An Algorithmic Framework for Fairness Elicitation
By: Christopher Jung, Michael J. Kearns, Seth Neel, Aaron Leon Roth, Logan Stapleton and Zhiwei Steven Wu
We consider settings in which the right notion of fairness is not captured by simple mathematical definitions (such as equality of error rates across groups), but might be more complex and nuanced and thus require elicitation from individual or collective stakeholders.... View Details
- June 2020
- Teaching Note
Armarium: Luxury Fashion Brands for Rent
By: Jill Avery and David Fubini
Armarium, a two-sided digital platform that offered consumers the opportunity to rent the most coveted, current season high fashion clothing and accessories from the top global luxury brands, had emerged from its first sales season with two distinct customer segments:... View Details
Keywords: Luxury Brand; Fashion; Sharing Economy; Two-sided Marketplace; Target Market; Customer Selection; Marketing; Brands and Branding; Luxury; Two-Sided Platforms; Business Model; Growth and Development Strategy; Customer Value and Value Chain; Fashion Industry; Consumer Products Industry; United States; North America
- June 2020
- Article
The Isolated Choice Effect and Its Implications for Gender Diversity in Organizations
By: Edward H. Chang, Erika L. Kirgios, Aneesh Rai and Katherine L. Milkman
We highlight a feature of personnel selection decisions that can influence the gender diversity of groups and teams. Specifically, we show that people are less likely to choose candidates whose gender would increase group diversity when making personnel selections in... View Details
- 2020
- Working Paper
Anchors Aweigh: Analysis of Anchor Limited Partner Investors in Impact Investment Funds
By: Shawn A. Cole, T. Robert Zochowski, Fanele Mashwama and Heather McPherson
This note describes results from a survey of “anchor investors” in impact funds. Anchor investors
are described as “generally the first investor to make a substantial capital commitment to a fund,”
(according to the Global Impact Investing Network, “GIIN”) and their... View Details
- 2020
- Working Paper
HBS COVID-19 Global Policy Tracker
By: Alberto Cavallo and Tannya Cai
The HBS COVID-19 Global Policy Tracker is an initiative by the Business, Government and the International Economy (BGIE) unit at Harvard Business School (HBS) to collect and standardize economic policies implemented as a response to the coronavirus pandemic around the... View Details
- April 2020
- Case
Ment.io: Knowledge Analytics for Team Decision Making
By: Yael Grushka-Cockayne, Jeffrey T. Polzer, Susie L. Ma and Shlomi Pasternak
Ment.io was a software platform that used proprietary data analytics technology to help organizations make informed and transparent decisions based on team input. Ment was born out of founder Joab Rosenberg’s frustration that, while organizations collected ever... View Details
Keywords: Decision Making; Information Technology; Knowledge; Knowledge Acquisition; Knowledge Management; Operations; Information Management; Product; Product Development; Entrepreneurship; Business Startups; Communications Industry; Information Industry; Information Technology Industry; Web Services Industry; Middle East; Israel
- April 2020
- Article
Collective Emotions
By: Amit Goldenberg, David Garcia, Eran Halperin and James J. Gross
When analyzing situations in which multiple people are experiencing emotions together—whether the emotions are positive or negative and whether the situations are online or offline—we are intuitively drawn to the emotions of each individual in the situation. However,... View Details
- Article
Relational Reconciliation: Socializing Others Across Demographic Differences
By: Lakshmi Ramarajan and Erin M. Reid
In demographically diverse organizations, employees charged with socializing others—
socialization agents—must navigate a deep tension between the organization’s needs to
integrate individuals into a collective and individuals’ needs for recognition of their
unique... View Details
- March 2020
- Article
Voluntary, Self-Regulatory, and Mandatory Disclosure of Oil and Gas Company Payments to Foreign Governments
By: Paul M. Healy and George Serafeim
Concerns about high rates of government corruption in resource-rich countries have led transparency advocates to urge oil and gas firms to disclose payments to host governments for natural resources. Transparency, they argue, can increase government accountability and... View Details
- February 2020
- Supplement
Coaching Makena Lane
By: Ethan Bernstein
Video Supplement for "Coaching Makena Lane," product number 418-031. Videos include a collection of ~3 minute animated videos of 5 celebrity coaches answering the same 2 questions participants are asked in the teaching plan: 1. How would you evaluate Makena Lane’s... View Details
- January 2020
- Teaching Note
How to Encourage Others to Give and When to Pass the Torch? Insights from The Philanthropy Connection
By: Christine Exley and Kathleen McGinn
This case follows the co-founder and president, Marla Felcher, of The Philanthropy Connection (TPC). TPC is a nonprofit organization that centers around collective giving: members of TPC make an annual contribution that is then distributed to select nonprofit... View Details
- 2020
- Article
Assessing the Impact of Big Data on Firm Innovation Performance: Big Data is not Always Better Data
By: Maryam Ghasemaghaei and Goran Calic
In this study, we explore the impacts of big data’s main characteristics (i.e., volume, variety, and velocity) on innovation performance (i.e., innovation efficacy and efficiency), which eventually impacts firm performance (i.e., customer perspective, financial... View Details