Publications
Publications
Show Results For
- All HBS Web
(3,572)
- Faculty Publications (715)
- February 2024
- Article
Representation and Extrapolation: Evidence from Clinical Trials
By: Marcella Alsan, Maya Durvasula, Harsh Gupta, Joshua Schwartzstein and Heidi L. Williams
This article examines the consequences and causes of low enrollment of Black patients in clinical
trials. We develop a simple model of similarity-based extrapolation that predicts that evidence is
more relevant for decision-making by physicians and patients when it... View Details
- January 2024 (Revised August 2024)
- Case
Essex County Community Foundation: Pivot to Systems Philanthropy
By: V. Kasturi Rangan, Brian Trelstad and Courtney Han
2023 marked five years of the Essex County Community Foundation (ECCF)’s “systems philanthropy” approach to grantmaking. Located in northeastern Massachusetts, the community foundation served 800,000 residents across 34 cities and towns that varied widely by... View Details
- January 2024
- Case
Sprouts Farmers Market
By: Rajiv Lal, Forest L. Reinhardt and Natalie Kindred
Sprouts Farmers Markets (Sprouts) is a Phoenix, Arizona-based chain of 400-plus natural foods stores in 23 U.S. states and $6.4 billion in sales as of 2022. In its product assortment, brand image, and store environment, Sprouts emphasizes freshness, health, innovation,... View Details
- 2024
- Book
The Everything Token: How NFTs and Web3 Will Transform the Way We Buy, Sell, and Create
By: Steve Kaczynski and Scott Duke Kominers
We demystify the coming digital revolution, showing how NFTs will transform our online and offline interactions.
NFTs aren’t just pictures on the internet, or a fad that has come and gone. Rather, they’re a new technology for creating digital assets and... View Details
NFTs aren’t just pictures on the internet, or a fad that has come and gone. Rather, they’re a new technology for creating digital assets and... View Details
Keywords: Economic Systems; Microeconomics; Entrepreneurship; Cultural Entrepreneurship; Information Technology; Innovation and Invention; Innovation Strategy; Digital Platforms; Digital Strategy; Digital Transformation; Internet and the Web; Technology Adoption; Marketing; Marketing Strategy; Product Marketing; Product Positioning; Markets; E-commerce; Market Design; Value; Customer Value and Value Chain; Collaborative Innovation and Invention; Innovation and Management; Organizational Structure; Customer Ownership; Ownership; Advertising Industry; Communications Industry; Computer Industry; Consumer Products Industry; Fashion Industry; Information Technology Industry; Media and Broadcasting Industry; Technology Industry; Web Services Industry
- December 2023
- Case
TikTok: The Algorithm Will See You Now
By: Shikhar Ghosh and Shweta Bagai
In a world where attention is a scarce commodity, this case explores the meteoric rise of TikTok—an app that transformed from a niche platform for teens into the most visited domain by 2021—surpassing even Google. Its algorithm was a sophisticated mechanism for... View Details
- December 2023 (Revised January 2025)
- Case
Research In Motion: Launching and Scaling the World's First Smartphone Empire (A)
By: Tatiana Sandino and Samuel Grad
In 2005, Research In Motion’s (RIM) BlackBerry smartphone was a sensation. After its launch in 1999, the groundbreaking BlackBerry had captured the hearts and minds of corporate America through its secure wireless email service. The device was so addictive and... View Details
Keywords: Business Growth and Maturation; Decision Choices and Conditions; Mobile and Wireless Technology; Innovation and Management; Technological Innovation; Business or Company Management; Management Style; Product Development; Managerial Roles; Growth and Development Strategy; Technology Industry; United States; Canada
- November 2023
- Case
Open Source Machine Learning at Google
Set in early 2023, the case exposes students to the challenges of managing open source software at Google. The case focuses on the challenges for Alex Spinelli, Vice President of Product Management for Core Machine Learning. He must set priorities for Google’s efforts... View Details
- 2023
- Working Paper
Coordinated R&D Programs and the Creation of New Industries
By: Daniel P. Gross and Maria P. Roche
Complex systems technologies—including “deep tech”—are prone to numerous frictions that stymie commercial development. Yet technologies with these features underpin some of the most valuable industries of the past century. We examine how large, mission-oriented... View Details
- November 2023
- Case
Apple Inc. in 2023
By: David B. Yoffie and Sarah von Bargen
Under CEO Tim Cook, Apple became the first trillion dollar market cap company, the first two trillion dollar company, and the first three trillion dollar company. Since the COVID pandemic, Apple gained over 20% of the world smartphone market and 50% of the U.S. market,... View Details
- October 2023 (Revised March 2024)
- Case
KOKO Networks: Bridging Energy Transition and Affordability with Carbon Financing
By: George Serafeim, Siko Sikochi and Namrata Arora
The problem was massive: two million hectares of African forests were lost annually to charcoal production for cooking, an area equivalent to 13 times Greater London, resulting in one billion tons of carbon emissions yearly. At the same time, an estimated 700,000... View Details
Keywords: Clean Tech; Digital; Carbon Credits; Carbon Offsetting; Climate Change; Entrepreneurship; Energy Sources; Environmental Sustainability; Health; Market Design; Business Startups; Transition; Environmental Regulation; Policy; Energy Industry; Consumer Products Industry; Africa; Kenya; Rwanda
- October 2023
- Case
Fixie and Conversational AI Sidekicks
By: Jeffrey J. Bussgang and Carin-Isabel Knoop
In March 2023, Fixie Co-Founder and Chief Architect Matt Welsh and co-founders had the kind of meeting no founders want to have. The president of leading artificial intelligence (AI) research and deployment firm OpenAI, which had catapulted into fame with its ChatGPT... View Details
- October 2023 (Revised November 2023)
- Case
Recycle & Re-Match: The Future of Soccer Turfs
By: George Serafeim, Lena Duchene and Carlota Moniz
By August 2023, Re-Match, an artificial turf waste-to-value company, had operations in Denmark and the Netherlands and had recycled over 160,000 tons of waste and plastic fiber. With recent capital injection from the VC firm Verdane and a dual revenue business model,... View Details
Keywords: Carbon Emissions; Carbon Abatement; Sustainability; Recycling; Waste Management; Technology; Entrepreneurial Management; Business Growth and Maturation; Business Model; Decisions; Energy Conservation; Investment Return; Profit; Technological Innovation; Patents; Growth and Development Strategy; Market Entry and Exit; Digital Platforms; Wastes and Waste Processing; Business Strategy; Competition; Expansion; Technology Adoption; Sports; Environmental Sustainability; Entrepreneurship; Green Technology Industry; Service Industry; Manufacturing Industry; Rubber Industry; Sports Industry; Denmark; Netherlands; France; United States; Pennsylvania; Europe
- October 2023
- Article
Stock Market Stimulus
By: Robin Greenwood, Toomas Laarits and Jeffrey Wurgler
We study the stock market effects of the arrival of the three rounds of “stimulus checks” to U.S. taxpayers and the single round of direct payments to Hong Kong citizens. The first two rounds of U.S. checks appear to have increased retail buying and share prices of... View Details
- September 2023 (Revised March 2025)
- Teaching Note
Accelerating AI Adoption in the U.S. Air Force
By: Maria P. Roche
Teaching Note for HBS Case No. 723-429. View Details
Keywords: AI; ＂USA,＂; Military; Strategy; Innovation; Economic Growth; Organizational Design; Technology
- September 2023
- Teaching Note
Roche: ESG and Access to Healthcare
By: George Serafeim
Teaching Note for HBS Case No. 123-075. In May 2022, Roche Group, one of the largest healthcare companies in the world, hosted its first ESG investor event focused exclusively on its efforts to impact access to healthcare. While Roche had recently set an ambitious goal... View Details
- September 2023
- Case
FoodCloud: Tackling Food Insecurity and Climate Change in One Bite
By: Brian Trelstad and Emer Moloney
In 2013, Aoibheann O’Brien and Iseult Ward founded FoodCloud, a non-profit social enterprise that aimed to address food waste and food insecurity issues. Through its technology platform, Foodiverse, FoodCloud connected surplus food from retailers with community groups... View Details
- September 2023
- Teaching Note
Apple’s iPhone Revolution: Pioneering the Circular Economy
By: George Serafeim
Teaching Note for HBS Case 123-089. The case describes the Trade-In system for iPhones that allow iPhones to be refurbished and reused or to be recycled. The case provides information for the students to analyze the financial attractiveness of the Trade-In system and... View Details
- September 2023 (Revised January 2024)
- Case
RightHand Robotics: Choosing the First Market
By: Thomas R. Eisenmann and Stacy Straaberg
In early 2015, RightHand Robotics’s (RHR) leadership faced a set of decisions in commercializing the startup’s robotic picking solution. RHR’s central product was the RightPick integrated robotic picking system which featured a robotic arm, a three-fingered robotic... View Details
- September 2023
- Case
Diamond Standard
By: Lauren H. Cohen, Zhaoheng Gong and Grace Headinger
Cormac Kinney, Founder and CEO of Diamond Standard, was on a mission to transform the U.S. diamond market through unlocking the precious gems as market-traded assets. As a serial FinTech entrepreneur, he hoped to add an additional service to his vault: Carats. The... View Details
Keywords: Tokenization; Fintech; Cryptocurrency; Liquidity; Digital; Rare Earth Minerals; Decentralized; Crypto Economy; Financial Product; Metals; Diamonds; Commodity; Assets; Financial Instruments; Financial Institutions; Financial Markets; Investment; Technological Innovation; Natural Resources; Business Startups; Currency; Financial Services Industry; United States
- 2023
- Working Paper
Mapping Organizational-Level Networks Using Individual-Level Connections: Evidence from Online Professional Networks
By: Shelley Xin Li, Frank Nagle and Aner Zhou
Organization-level networks facilitate the flow of information and business activities in the
economy. Prior research relies solely on high-level connections to measure these networks. Therefore, to
understand the role of employee connections at all job levels in... View Details