Publications
Publications
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- All HBS Web
(8,177)
- Faculty Publications (2,132)
- September–October 2020
- Article
Managing Churn to Maximize Profits
By: Aurelie Lemmens and Sunil Gupta
Customer defection threatens many industries, prompting companies to deploy targeted, proactive customer retention programs and offers. A conventional approach has been to target customers either based on their predicted churn probability or their responsiveness to a... View Details
- 2020
- Working Paper
Venture Capitalists and COVID-19
By: Paul A. Gompers, Will Gornall, Steven N. Kaplan and Ilya A. Strebulaev
We survey over 1,000 institutional and corporate venture capitalists (VCs) at more than 900 different firms to learn how their decisions and investments have been affected by the COVID-19 pandemic. We compare their survey answers to those provided by a large sample of... View Details
- August 2020 (Revised September 2020)
- Technical Note
Assessing Prediction Accuracy of Machine Learning Models
The note introduces a variety of methods to assess the accuracy of machine learning prediction models. The note begins by briefly introducing machine learning, overfitting, training versus test datasets, and cross validation. The following accuracy metrics and tools... View Details
- August 2020 (Revised March 2021)
- Case
Migros Turkey: Scaling Online Operations (A)
By: Antonio Moreno and Gamze Yucaoglu
The case opens in November 2019 as Ozgur Tort and Mustafa Bartin, CEO and chief large-format and online retail officer of Migros Ticaret A.S. (Migros), Turkey’s oldest and one of its largest supermarket chains, are contemplating what the best fulfillment format and... View Details
- 2020
- Working Paper
Consumers Punish Firms That Cut Employee Pay in Response to COVID-19
By: Bhavya Mohan, Serena Hagerty and Michael Norton
Two experiments, including one incentive compatible study, examine the impact of cutting pay for executives versus employees in response to COVID-19 on consumer behavior. Study 1 explores the effect of announcing cuts or no cuts to CEO and employee pay, and shows that... View Details
- August 2020 (Revised November 2024)
- Case
NextView Ventures
By: Jo Tango and Nori Gerardo Lietz
David Beisel, Rob Go, and Lee Hower are non-partners at different-and-established venture capital (VC) firms. They decide to leave their positions to start a new seed-stage VC firm. The case covers the genesis of the firm, the formulation of its strategy and... View Details
- August 2020 (Revised December 2020)
- Case
Satrix: Competing in the Passive Asset Management Industry in South Africa
By: Mark Egan, Pippa Tubman Armerding and Dilyana Karadzhova Botha
In late 2017, Satrix, one of the largest passive asset management firms in South Africa and a pioneer in the industry since 2000, had to decide its strategy going forward in a market where passive asset management had become increasingly commoditized and... View Details
- August 2020 (Revised November 2020)
- Case
Gogoro: From Electric Scooter to Energy Platform
By: Tarun Khanna and Billy Chan
The founder of Gogoro had always wanted to revolutionize the energy market from day one since he started the electric scooter business that featured an innovative battery swapping technology. Over the course of five years, he had developed a premium line of electric... View Details
- August 2020 (Revised November 2022)
- Case
George Soros: The Stateless Statesman
By: Geoffrey Jones and Wendy Ying
This case traces the business career and philanthropic activities of George Soros. The Hungarian-born Soros made a fortune as a hedge fund investor after establishing Quantum Fund on the tax haven island of Curaçao in the Netherlands Antilles in 1973 where he was... View Details
- August 2020 (Revised February 2021)
- Case
Luckin Coffee (A): Caffeine-fueled Growth?
By: Ramon Casadesus-Masanell and Karen Elterman
This case describes the founding of Chinese coffee chain Luckin Coffee in 2017 and its path to surpassing Starbucks as the largest coffee chain in China (by number of stores) in 2019. Unlike Starbucks stores, which were designed to be welcoming “third places” for... View Details
Keywords: Business Model; Business Earnings; Cost; Cost Management; Financial Statements; Financial Condition; Financial Management; Stocks; Profit; Revenue; Price; Food; Business History; Employment; Brands and Branding; Product Positioning; Marketing Strategy; Business Strategy; Expansion; Competitive Strategy; Food and Beverage Industry; Food and Beverage Industry; Asia; China
- Article
Common Variants of the Oxytocin Receptor Gene Do Not Predict the Positive Mood Benefits of Prosocial Spending
By: Ashley V. Whillans, Lara B. Aknin, Colin Ross, Lihan Chen and Frances S. Chen
Who benefits most from helping others? Previous research suggests that common polymorphisms of the oxytocin receptor gene (OXTR) predict whether people behave generously and experience increases in positive mood in response to socially-focused experiences in daily... View Details
- Article
Cultural Diversity on Wall Street: Evidence from Consensus Earnings Forecasts
By: Kenneth Merkley, Roni Michaely and Joseph Pacelli
We examine how cultural differences among agents influence the aggregate outcome of a common forecasting task. Using both exogenous shocks to sell-side analyst diversity and panel regression methods, we find that increases in analyst cultural diversity positively... View Details
- 2021
- Working Paper
Does Who Helps You Impact Your Behavior? Examining the Effects of Social Interactions on Knowledge Sharing in Online Communities
By: Eunkwang Seo, Frank Nagle and Sonali K. Shah
Online communities provide vibrant forums for knowledge sharing and are increasingly being used by individual users and firms to source knowledge and create and capture value. Yet, there is much to learn about how the actions of community members affect other members,... View Details
- August 2020
- Article
Financial Market Risk Perceptions and the Macroeconomy
By: Carolin E. Pflueger, Emil Siriwardane and Adi Sunderam
We propose a novel measure of risk perceptions: the price of volatile stocks (PVS), defined as the book-to-market ratio of low-volatility stocks minus the book-to-market ratio of high-volatility stocks. PVS is high when perceived risk directly measured from surveys and... View Details
- August 2020
- Article
Macroeconomic Drivers of Bond and Equity Risks
By: John Y. Campbell, Carolin E. Pflueger and Luis M. Viceira
Our new model of consumption-based habit generates time-varying risk premia on bonds and stocks from loglinear, homoskedastic macroeconomic dynamics. Consumers' first-order condition for the real risk-free bond generates an exactly loglinear consumption Euler equation,... View Details
- August 2020
- Article
Strategies for Managing the Privacy Landscape
By: Ramon Casadesus-Masanell and Andres Hervas-Drane
Firms use consumer personal information to improve their products and services. Personal information is open to misuse, however, and when exploited for undesired or unexpected purposes reduces consumer’s trust in the firm and their willingness to provide personal... View Details
- July 2020 (Revised September 2020)
- Case
Property Finder's Strategy for Online Classifieds in the MENA Region
By: Krishna G. Palepu, Gamze Yucaoglu and Fares Khrais
The case opens in 2020 as Michael Lahyani, founder and CEO of Property Finder, Dubai’s leading online real estate classifieds portal, contemplates the company’s five-year growth strategy.
Since its founding in 2005 in the United Arab Emirates (UAE), Property... View Details
- July 2020 (Revised November 2020)
- Case
Pricing at Netflix
By: Elie Ofek, Marco Bertini, Oded Koenigsberg and Amy Klopfenstein
Since its launch in 1998 as “the Amazon.com of DVDs,” Netflix had evolved from a DVD rental company to a video streaming platform and producer of original films and television shows. As the company matured, it regularly increased prices and adjusted its product... View Details
Keywords: Pricing; Marketing; Marketing Strategy; Entertainment; Film Entertainment; Television Entertainment; Finance; Price; Strategy; Competition; Competitive Strategy; Business Strategy; Adaptation; Information Technology; Internet and the Web; Digital Platforms; Customers; Customer Satisfaction; Customer Value and Value Chain; Entertainment and Recreation Industry; North and Central America; United States
- July 2020
- Case
Amanda and Kristen: Mented Cosmetics
By: Steven Rogers, Jeffrey J. Bussgang and Alterrell Mills
The co-founders (Black HBS alumnae) of an e-commerce beauty startup explore the unmet needs within the beauty industry. This case study examines the entrepreneurial opportunities that come from identifying an underserved market, specifically within the Black community... View Details
Keywords: Brands and Branding; Competition; Customers; Disruption; Disruptive Innovation; Distribution Channels; Entrepreneurship; Finance; Macroeconomics; Marketing; Marketing Channels; Marketing Communications; Marketing Strategy; Mission and Purpose; Organizational Culture; Product Design; Product Development; Product Positioning; Sales; Social Issues; Social Marketing; Business Startups; Strategic Planning; Strategy; Supply Chain Management; Venture Capital; Beauty and Cosmetics Industry; Beauty and Cosmetics Industry; Beauty and Cosmetics Industry; Beauty and Cosmetics Industry; Beauty and Cosmetics Industry; Beauty and Cosmetics Industry; North and Central America; United States; New York (city, NY); New York (state, US)
- Article
Forgoing Earned Incentives to Signal Pure Motives
By: Erika L. Kirgios, Edward H. Chang, Emma E. Levine, Katherine L. Milkman and Judd B. Kessler
Policy makers, employers, and insurers often provide financial incentives to encourage citizens, employees, and customers to take actions that are good for them or for society (e.g., energy conservation, healthy living, safe driving). Although financial incentives are... View Details