Publications
Publications
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- All HBS Web
(1,122)
- Faculty Publications (308)
- Article
Adaptive Machine Unlearning
By: Varun Gupta, Christopher Jung, Seth Neel, Aaron Roth, Saeed Sharifi-Malvajerdi and Chris Waites
Data deletion algorithms aim to remove the influence of deleted data points from trained models at a cheaper computational cost than fully retraining those models. However, for sequences of deletions, most prior work in the non-convex setting gives valid guarantees... View Details
- Article
The Emergence of Mafia-like Business Systems in China
By: Meg Rithmire and Hao Chen
A large body of literature on state–business relations in China has examined the political role of capitalists and collusion between the state and the private sector. This paper contributes to that literature and understanding of the internal differentiation among... View Details
- October 2021 (Revised December 2021)
- Case
Customer-Centric Design with Artificial Intelligence: Commonwealth Bank
By: Karim R. Lakhani, Yael Grushka-Cockayne, Jin Hyun Paik and Steven Randazzo
As Commonwealth Bank (CommBank) CEO Matt Comyn delivered the full financial year results in August 2021 over videoconference, it took less than two minutes for him to make his first mention of the organization's Customer Engagement Engine (CEE), the AI-driven customer... View Details
- August 2021 (Revised October 2024)
- Case
Allbirds: Decarbonizing Fashion (A)
By: Michael W. Toffel, Kenneth P. Pucker and Eren Kuzucu
The Allbirds: Decarbonizing Fashion (A) case introduces Allbirds as a footwear startup not only focused on simple design, comfort, and sustainable natural materials but on decarbonizing the wider fashion industry. Background material highlights the growing... View Details
Keywords: Decarbonization; Climate Impact; Environmental Strategy; Innovation; Product Design; Supply Chain Management; Innovation Strategy; Innovation and Management; Product Development; Climate Change; Environmental Management; Environmental Sustainability; Apparel and Accessories Industry; Fashion Industry; United States; California
- August 2021 (Revised March 2022)
- Case
Camera IQ and the Metaverse: Building Augmented Reality Brand Experiences
By: Jill Avery and Rayan Nahas
Camera IQ, a camera marketing software company that empowered brands to create and launch augmented reality experiences (AREs) across social platforms, had just raised an additional $5 million to fund further product development and expand its marketing and sales... View Details
Keywords: Brand Management; Virtual Reality; Augmented Reality; B2B; Technology Platform; Marketing; Marketing Communications; Marketing Strategy; Brands and Branding; Digital Marketing; Internet and the Web; Growth Management; Customer Relationship Management; Customer Value and Value Chain; Social Media; E-commerce; Applications and Software; Digital Platforms; Advertising Industry; United States
- Article
Work Group Rituals Enhance the Meaning of Work
By: Tami Kim, Ovul Sezer, Juliana Schroeder, Jane L. Risen, Francesca Gino and Michael I. Norton
The many benefits of finding meaning in work suggest the importance of identifying activities that increase job meaningfulness. The current paper identifies one such activity: engaging in rituals with workgroups. Five studies (N = 1,099) provide evidence that... View Details
Keywords: Groups; Meaningfulness; Task Meaning; Ritual; Teams; Organizational Citizenship; Groups and Teams; Behavior; Familiarity
- June 18, 2021
- Article
Research: What Inclusive Companies Have in Common
By: J. Yo-Jud Cheng and Boris Groysberg
A survey of more than 19,000 HBR readers found that one particular culture style differentiated the diverse and inclusive organizations from those that were not: a learning-oriented culture that emphasizes flexibility, open-mindedness, and exploration, and can equip... View Details
- May 2021 (Revised May 2022)
- Case
Headspace vs. Calm: A Mindful Competition
By: Ayelet Israeli and Anne Wilson
By 2021, the mindfulness app wars reached their apex. Over 2,000 meditation apps were available to consumers, but two apps, Headspace and Calm, dominated the space, jointly holding about 70% of the total market. Headspace had established itself as the approachable... View Details
Keywords: Marketing Communication; Integrated Strategy; Brand; Brand ＆ Product Management; Brand Communication; Brand Differentiation; Brand Building; Brand Management; E-Commerce Strategy; Ecommerce; App; App Development; Applications; COVID; COVID-19; Pandemic; Pricing; Pricing Strategy; Subscription Model; Subscription; Partnerships; Strategic Partnerships; B2B Vs. B2C; B2B; Health ＆ Wellness; Wellbeing; Digitization; Commoditization; Mobile App; Mobile App Industry; Mobile Healthcare; Mobile Marketing; Digital Brand; Digital Health; Consumer Health; Apps; Online Business; Online Competition; Online Community; Online Entertainment; Entertainment And Leisure; Meditation; Marketing; Marketing Communications; Brands and Branding; Price; Strategy; Competition; Competitive Strategy; Competitive Advantage; Partners and Partnerships; Health; Well-being; Mobile and Wireless Technology; Communication; Communication Strategy; Disruption; Consumer Behavior; Digital Marketing; E-commerce; Applications and Software; Health Industry; Technology Industry; Communications Industry; United States; North America; United Kingdom
- Article
Missing the Near Miss: Recognizing Valuable Learning Opportunities in Radiation Oncology
By: Palak Kundu, Olivia Jung, Luca F. Valle, Amy C. Edmondson, Nzhde Agazaryan, John Hegde, Michael Steinberg and Ann Raldow
“Near miss” events are valuable low-cost learning opportunities in radiation oncology as they do not result in patient harm and are more pervasive than adverse events that do. Near misses vary depending on the presence of a latent error of behavior or process, and the... View Details
- April 2021 (Revised March 2024)
- Case
Social Media War 2021: Snap vs. Facebook vs. TikTok
By: David B. Yoffie and Daniel Fisher
This case explores the competitive war between Snap, Facebook, and TikTok in 2021. The strategic focus is on Snapchat: how should it respond to the emergence of TikTok, and how should it compete with the dominant competitor in its space—Facebook. The case examines... View Details
- April 2021 (Revised August 2021)
- Exercise
Workshop Exercise: Branding New Ventures
This workshop allows students follow a modified version of Google Venture's Brand Sprint to build a startup brand from scratch. Details on the elements of a brand are discussed, including defining the values and personality of the venture, as well as developing a clear... View Details
- Spring 2021
- Article
Corporate Resilience and Response During COVID-19
By: Alex Cheema-Fox, Bridget LaPerla, George Serafeim and Hui (Stacie) Wang
The coronavirus pandemic caused a sharp market decline while raising heterogeneous responses across companies related to their employees, supply chain, and repurposing of operations to provide needed products and services. We study whether during the 2020 COVID-19... View Details
Keywords: ESG; COVID-19; Coronavirus; Crisis Response Plans; Crisis; ESG (Environmental, Social, Governance) Performance; ESG Ratings; Leadership & Corporate Accountability; Big Data; Machine Learning; Investor Behavior; Institutional Investors; Corporate Performance; Health Pandemics; Crisis Management; Corporate Social Responsibility and Impact; Human Capital; Supply Chain; Operations; Leadership; Corporate Accountability; Institutional Investing; Performance
- April–May 2021
- Article
The Influence of Loan Officers on Loan Contract Design and Performance
By: Robert Bushman, Janet Gao, Xiumin Martin and Joseph Pacelli
We investigate the extent to which loan officers generate independent, individual effects on the design and performance of syndicated loans. We construct a large database containing the identities of loan officers involved in structuring syndicated loan deals, allowing... View Details
- 2021
- Working Paper
The Emergence of Mafia-like Business Systems in China
By: Meg Rithmire and Hao Chen
A large literature on state-business relations in China has examined the political role of capitalists and collusion between the state and the private sector. This paper contributes to that literature, and our understanding of the internal differentiation among China’s... View Details
- March 2021
- Article
Targeted Price Controls on Supermarket Products
By: Alberto Cavallo and Diego Aparicio
We study the impact of targeted price controls for supermarket products in Argentina from 2007 to 2015. Using web scraping, we collected daily prices for controlled and non-controlled goods and measured the differential effects on inflation, product availability, and... View Details
Keywords: Prices; Controls; Price Dispersion; Economics; Price; Cost Management; Goods and Commodities; Retail Industry; Argentina
- February 2021 (Revised July 2024)
- Case
White Claw: Defending Market Share as Competition Encroaches
By: Jill Avery
By the end of 2019, two brands accounted for 84% of hard seltzer sales, a segment that had recently taken the U.S. beer market by storm, growing from $3 million in 2015 to over $2.7 billion by the start of the summer of 2020. White Claw was the dominant market leader... View Details
Keywords: Brand Management; Alcoholic Beverages; Beer/brewing Industry; Brand Positioning; Growth; Competitive Positioning; Consumer Products; Beverage Industry; Value Proposition; Marketing; Brands and Branding; Competition; Product Positioning; Competitive Strategy; Consumer Behavior; Consumer Products Industry; Food and Beverage Industry; United States
- February 2021
- Tutorial
Assessing Prediction Accuracy of Machine Learning Models
By: Michael Toffel and Natalie Epstein
This video describes how to assess the accuracy of machine learning prediction models, primarily in the context of machine learning models that predict binary outcomes, such as logistic regression, random forest, or nearest neighbor models. After introducing and... View Details
- 2021
- Working Paper
Competitive Two-Part Tariffs
By: Jorge Tamayo and Guofu Tan
We study competitive two-part tariffs in a model of asymmetric duopoly firms that offer (vertically and horizontally) differentiated products. We show that the sign of the markup for each product depends on the average expected demand among all customers as well as the... View Details
- February 2021
- Article
Do Household Wealth Shocks Affect Productivity? Evidence from Innovative Workers During the Great Recession
By: S. Bernstein, T. McQuade and R. Townsend
We investigate how the deterioration of household balance sheets affects worker productivity, and, in turn, economic downturns. Specifically, we compare the output of innovative workers who experienced differential declines in housing wealth during the financial crisis... View Details
- 2021
- Working Paper
Exclusive Dealing and Entry by Competing Two-Sided Platforms
By: Cristian Chica, Kenneth Chuk and Jorge Tamayo
We study competition between horizontally differentiated platforms offering exclusive and non-exclusive contracts to one side of the market (content providers). The introduction of non-exclusive contracts in addition to exclusive contracts softens the competition for... View Details