Publications
Publications
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(10,715)
- Faculty Publications (2,339)
- 2022
- Working Paper
Why Do Index Funds Have Market Power? Quantifying Frictions in the Index Fund Market
By: Zach Y. Brown, Mark Egan, Jihye Jeon, Chuqing Jin and Alex A. Wu
Index funds are one of the most common ways investors access financial markets and are perceived to be a transparent and low-cost alternative to active investment management. Despite these purported virtues of index fund investing and the introduction of new products... View Details
- October 2023
- Case
Leading Transformation at IHCL
By: Krishna G. Palepu, V.G. Narayanan and Malini Sen
In November 2017, Puneet Chhatwal, took charge as MD and CEO of IHCL, popularly referred to as the Taj Hotels. Despite being India’s largest hospitality company by market capitalization and respected for its values and service, IHCL had made losses for the last seven... View Details
- October 2023
- Case
Social Finance: Driving Accountability
By: Robin Greenwood, Richard S. Ruback and Robert Ialenti
Social Finance is a Boston-based nonprofit that works at the intersection of finance and policy. It raises, allocates, and manages capital to fund projects in the areas of education, early childhood development, criminal justice, and health. The case explores how... View Details
- October 2023
- Case
Shredder Setups or Straightlining into Risk?: Investing in What You Love
By: Lauren Cohen and Grace Headinger
Bob Hall, President of Green Gables Partners, evaluated whether to angel invest into an up-and-coming ski brand. As the son-in-law of the founder of Vera Bradley and having retired from a lengthy career on Wall Street, Hall was well-versed in both direct investing and... View Details
Keywords: Family Office; Angel Investors; Direct Investment; Family Business; Business Growth and Maturation; Small Business; Financial Strategy; Personal Finance; Investment Portfolio; Private Equity; Decision Choices and Conditions; Risk and Uncertainty; Consumer Products Industry; Montana; United States
- October 2023 (Revised March 2024)
- Case
Fantuan
By: Feng Zhu and David Lane
In 2023, CEO Randy Wu was considering the optimal growth strategy for Fantuan, a restaurant food delivery platform that had expanded from its 2014 founding in Vancouver, Canada to serve the Chinese demand for Asian cuisine in urban markets across Australia, Canada, the... View Details
Keywords: Business Startups; Customer Focus and Relationships; Diasporas; Entrepreneurship; Digital Platforms; Growth Management; Business Strategy; Diversification; Expansion; Growth and Development Strategy; Service Industry; Food and Beverage Industry; United States; Canada; United Kingdom; Australia
- 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 March 2024)
- Case
Fortinet: Cybersecurity Pioneer Ken Xie Considers the Long Game
By: Tsedal Neeley, Jeff Huizinga and Emily Grandjean
Ken Xie, cofounder of cybersecurity giant Fortinet, faced a critical decision that would validate his leadership. Fortinet became the industry’s second-largest pureplay cybersecurity firm by developing differentiated hardware and investing in R&D. However, after a... View Details
- October 2023
- Case
Vida Health: Transforming Chronic Disease Treatment
By: William Sahlman and Nicole Tempest Keller
San Francisco based Vida Health, founded by Stephanie Tilenius, former vice president of Commerce and Payments at Google, was a B2B digital health startup focused on the treatment of cardiometabolic conditions, such as diabetes and obesity. Its innovative digital... View Details
- October 2023
- Case
Kevin O'Leary: Building a Brand in Shark-infested Waters
By: Reza Satchu and Patrick Sanguineti
For more than fifteen years, successful Canadian entrepreneur and investor Kevin O’Leary had developed his brand into a global powerhouse. Since his first appearance on the Canadian television program Dragons’ Den in 2006 and his meteoric rise to stardom through the... View Details
- October 2023
- Case
Foodology: Creating a Virtual Restaurant Group in Latin America
By: Rembrand M. Koning, Jorge Tamayo and Jenyfeer Martínez Buitrago
In April 2020, Daniela Izquierdo (HBS, 2019) and Juan Guillermo Azuero (HBS, 2019), awaited the results of Harvard Business School’s Alumni New Venture Competition. Operating since September 2019, Foodology, a Colombian food-tech startup in the cloud kitchen segment,... View Details
- October 2023 (Revised April 2024)
- Case
FARM Rio: Bringing a Brazilian Fashion Brand to the World
By: Isamar Troncoso and Jill Avery
FARM Rio, a twenty-six year old Brazilian fashion brand, had recently put down roots in the U.S. The brand, known for its bold, colorful, nature-inspired tropical prints, was testing the waters in Europe to assess if and how the brand should further expand globally.... View Details
- 2023
- Book
Your True Moral Compass: Defining Reality, Responsibility, and Practicality in Your Leadership Moments
This book presents a new, powerful, and practical way of making final decisions on the hard, complex, uncertain problems of life and work. What if you have looked at the data, talked with trusted colleagues, and applied all the relevant managerial and ethical... View Details
- September 2023 (Revised June 2024)
- Case
Kaspi.kz: Building Trust through Innovation
By: Sandra J. Sucher, Fares Khrais and Marilyn Morgan Westner
This case is written to help students explore how companies can maintain and develop trust while innovating, how to identify and respond effectively to warning signs that they may not be as trusted as they believe, and how being trusted can aid in expanding and growing... View Details
- September 26, 2023
- Article
10 Signs Your Company Is Resistant to Change
By: Frances X. Frei and Anne Morriss
In their new book, Move Fast and Fix Things, Frances Frei and Anne Morriss outline five strategies to help leaders tackle their hardest problems and quickly make change. The first step is to identify the real problem you need to solve. Often that’s not clear... View Details
- September 2023 (Revised August 2024)
- Case
Avive: Resuscitating a Defibrillator from the Regulatory Brink
By: Satish Tadikonda and William Marks
Avive Solutions set out to create a better Automatic External Defibrillator (AED) that would solve many of the problems with existing solutions, including lack of connectivity, difficulty-of-use and requiring prior training for successful use of the device, data... View Details
- September 2023 (Revised September 2023)
- Teaching Note
Roche: Innovation 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 investor event focused exclusively on its efforts to impact access to healthcare. While Roche had recently set an ambitious goal to... View Details
- September 2023 (Revised July 2024)
- Case
Going Mobile-First? The Digital Transformation of Davivienda Bank in Colombia
By: Jorge Tamayo and Jenyfeer Martinez Buitrago
Set in 2017, this case describes the digital transformation strategy of Davivienda—a leading player in Colombia’s commercial banking and one of the companies belonging to Grupo Bolívar, a major Colombian financial conglomerate. The case also describes the pioneer role... View Details
Keywords: Change Management; Transformation; Decision Choices and Conditions; Information Technology; Digital Strategy; Digital Transformation; Internet and the Web; Mobile and Wireless Technology; Innovation and Management; Innovation Strategy; Growth and Development Strategy; Business Strategy; Banking Industry; Latin America; Central America; South America; Colombia
- September 2023 (Revised April 2024)
- Case
Atomwise: Strategic Opportunities in AI for Pharma
By: Satish Tadikonda
Abraham Heifets and his co-founder, Izhar Wallach, had founded Atomwise to develop i) an AI engine to transform drug discovery by creating better medicines faster, and ii) a machine learning-based discovery engine that combined the power of convolutional neural... View Details
- 2025
- Working Paper
Global Harms, Local Profits: How the Uneven Costs of Natural Disasters Affect Support for Green Political Platforms
By: Silvia Pianta and Paula Rettl
Large-scale fires are becoming increasingly common due to climate change. While conventional
wisdom suggests that firsthand experiences with natural disasters foster green coalitions
by raising awareness of environmental degradation, we propose an alternative... View Details
Keywords: Climate Impact; Politics; Environmental Issues; Environmental Protection; Economic Analysis; Economic Behavior; Economic Geography; Economy; Economics; Climate Change; Environmental Management; Political Elections; Natural Disasters; Green Technology; Environmental Sustainability; Latin America; Brazil
- September 2023 (Revised May 2025)
- Teaching Note
On (A) and (B)
By: Ramon Casadesus-Masanell, Karolin Frankenberger, Sascha Mader, Jordan Mitchell and Karen Elterman
Teaching Note for "On," HBS Case No. 723-430. On is a premium performance running shoe company founded in Switzerland in 2010. The company rapidly gained traction through its unique CloudTec cushioning technology, its innovative midsole plate called the Speedboard, and... View Details
Keywords: Brands and Branding; Business Growth and Maturation; Business Model; Business Startups; Business Strategy; Competitive Advantage; Competitive Strategy; Corporate Strategy; Customer Focus and Relationships; Customer Satisfaction; Digital Marketing; Disruptive Innovation; Distribution Channels; Entrepreneurship; Environmental Sustainability; Global Strategy; Initial Public Offering; Innovation and Invention; Innovation Strategy; Market Entry and Exit; Marketing Strategy; Product Design; Product Development; Product Marketing; Social Media; Strategy; Supply Chain Management; Technological Innovation; Apparel and Accessories Industry; Consumer Products Industry; Manufacturing Industry; Retail Industry; Sports Industry; Europe; Germany; Switzerland; United States