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All HBS Web
(2,127)
- Faculty Publications (260)
- 2021
- Working Paper
Stock Investors' Returns Are Exaggerated
By: Jesse M. Fried, Paul Ma and Charles C.Y. Wang
The stock market generates less wealth than it appears. We show that total shareholder return (TSR), the standard measure of stock investor performance, substantially exaggerates returns earned by these investors in aggregate, and thus by most investors. The main...
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Keywords:
All-shareholder Returns;
Capital Flows;
Dividend Reinvestment;
Equity Premium;
Total Shareholder Returns;
Stocks;
Investment Return;
Market Timing
Fried, Jesse M., Paul Ma, and Charles C.Y. Wang. "Stock Investors' Returns Are Exaggerated." Harvard Business School Working Paper, No. 22-036, November 2021.
- November 2021
- Article
A Salient Sugar Tax Decreases Sugary Drink Buying
By: Grant E. Donnelly, Paige Guge, Ryan Howell and Leslie John
Many governments have introduced sugary drink excise taxes to reduce purchasing and consumption of such drinks; however, they do not typically stipulate how such taxes should be communicated at point-of-purchase. Historical, field, and experimental data entailing over...
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Keywords:
Decision-making;
Open Data;
Open Materials;
Preregistered;
Health;
Policy;
Taxation;
Consumer Behavior;
Decision Making
Donnelly, Grant E., Paige Guge, Ryan Howell, and Leslie John. "A Salient Sugar Tax Decreases Sugary Drink Buying." Psychological Science 32, no. 11 (November 2021): 1830–1841.
- October 2021
- Case
Yildiz Holding's Corporate Strategy: Managing Diversification for Growth
By: Juan Alcácer and Esel Çekin
The case opens in May 2018 with Nurtaç Ziyal Afridi, chief strategy and growth officer of Yıldız Holding, a Turkish conglomerate, reflecting on the group’s diversification journey. In ten years, the group had achieved a remarkable growth through diversification: seven...
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Keywords:
Strategy;
Diversification;
Growth Management;
Mergers and Acquisitions;
Global Strategy;
Restructuring;
Food and Beverage Industry;
North America;
United Kingdom;
Turkey;
Asia
Alcácer, Juan, and Esel Çekin. "Yildiz Holding's Corporate Strategy: Managing Diversification for Growth." Harvard Business School Case 722-366, October 2021.
- September 2021
- Case
TAV Airports: Acquiring Almaty International
By: Juan Alcácer and Esel Çekin
The case opens in April 2020 with Sani Şener, CEO of TAV Airports, a vertically integrated regional airport operator headquartered in Istanbul, Turkey, and his team discussing the pending acquisition of the Almaty International Airport in Kazakhstan. The company had...
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Keywords:
Airports;
COVID-19 Pandemic;
Strategy;
Mergers and Acquisitions;
Bids and Bidding;
Air Transportation Industry;
Central Asia;
Turkey
Alcácer, Juan, and Esel Çekin. "TAV Airports: Acquiring Almaty International." Harvard Business School Case 722-367, September 2021.
- September 2021 (Revised October 2021)
- Case
Tesla's Uncertain Fate as EV Race Accelerates
By: David Collis and Haisley Wert
By September 2021, Tesla had a staggering market cap of $755 billion. As the leader of the automobile industry, Tesla’s worth surpassed that of the six largest runner-ups combined, including Toyota, Volkswagen, BYD, Daimler, Great Wall Motors, and General Motors. As...
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Keywords:
Electric Vehicles;
Strategy;
Corporate Strategy;
Valuation;
Competitive Advantage;
Value Creation;
Auto Industry
Collis, David, and Haisley Wert. "Tesla's Uncertain Fate as EV Race Accelerates." Harvard Business School Case 722-368, September 2021. (Revised October 2021.)
- September 2021
- Case
Ensuring Your Family’s Future: The Alagil Family Office
By: Lauren Cohen, Esel Çekin and Fares Khrais
Muhammad Alagil was a second-generation leader in the well-known Alagil Family Group of businesses in Saudi Arabia and co-founder and chairman of its family office, Jarir Company for Commercial Investments (Jarir Investments). The case opens in 2021 with Alagil...
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Keywords:
Family Office;
Second-generation;
Third-generation;
Investments;
Philanthropy;
Family Business;
Investment;
Finance;
Financial Markets;
Philanthropy and Charitable Giving;
Saudi Arabia;
Middle East
Cohen, Lauren, Esel Çekin, and Fares Khrais. "Ensuring Your Family’s Future: The Alagil Family Office." Harvard Business School Case 222-034, September 2021.
- August 2021 (Revised November 2021)
- Case
The NCB Capital Turnaround: Waking the Sleeping Giant
By: Sandra J. Sucher, Gamze Yucaoglu, Shalene Gupta and Fares Khrais
The case opens in 2019, five years after, Sarah Al Suhaimi, CEO of NCB Capital (NCBC), the investment arm of Saudi’s largest bank, NCB, took the helm. Having successfully turned the business to make it the market leader, she was contemplating her next steps as...
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Keywords:
Turnaround;
Investment Banking;
Financial Institutions;
Change Management;
Leadership;
Business Model;
Strategy;
Business and Stakeholder Relations;
Management Teams;
Asset Management;
Growth and Development Strategy;
Saudi Arabia
Sucher, Sandra J., Gamze Yucaoglu, Shalene Gupta, and Fares Khrais. "The NCB Capital Turnaround: Waking the Sleeping Giant." Harvard Business School Case 322-043, August 2021. (Revised November 2021.)
- April 2021
- Case
Codecademy: Where to Next?
By: Jeffrey F. Rayport, Max Mailman and Sarah Ascherman
In March 2020, Zach Sims, co-founder and CEO of online education platform Codecademy, prepared for a meeting with his Chief of Staff Kunal Ahuja to discuss the company’s goals. Codecademy billed itself as the largest online resource for computer science literacy and...
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Keywords:
Monetization Strategy;
Business Model;
Change Management;
Venture Capital;
Leading Change;
Growth and Development Strategy;
Growth Management;
Management Teams;
Marketing Channels;
Product Marketing;
Network Effects;
Product Development;
Organizational Change and Adaptation;
Strategic Planning;
Internet and the Web;
Digital Platforms;
United States
Rayport, Jeffrey F., Max Mailman, and Sarah Ascherman. "Codecademy: Where to Next?" Harvard Business School Case 821-093, April 2021.
- January–February 2021
- Article
Cross‐firm Return Predictability and Accounting Quality
By: Wen Chen, Mozaffar Khan, Leonid Kogan and George Serafeim
We test the hypothesis that if poor accounting quality (AQ) is associated with poor investor understanding of firms’ revenue and cost structures, then poor AQ stocks likely respond more slowly than good AQ stocks to new non‐idiosyncratic information that affects both...
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Keywords:
Accounting Quality;
Earnings Quality;
Stock Returns;
Investment Strategy;
Accounting;
Business Earnings;
Quality;
Investment Return;
Investment;
Strategy
Chen, Wen, Mozaffar Khan, Leonid Kogan, and George Serafeim. "Cross‐firm Return Predictability and Accounting Quality." Journal of Business Finance & Accounting 48, nos. 1-2 (January–February 2021): 70–101.
- January 2021
- Case
Saham Group: It's In the Genes
By: Christina R. Wing and Gamze Yucaoglu
The case opens in August 2020 as Moulay Mhamed Elalamy (Mhamed), CEO of the Saham Group (the Group), a pan-African investment company that operates a variety of businesses out of Morocco, contemplates the Group’s identity, its investment strategy, and how to navigate...
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Keywords:
Family and Family Relationships;
Family Business;
For-Profit Firms;
Transformation;
Transition;
Emerging Markets;
Change Management;
Private Equity;
Investment;
Strategy;
Insurance Industry;
Real Estate Industry;
Education Industry;
Agriculture and Agribusiness Industry;
Morocco;
Africa
Wing, Christina R., and Gamze Yucaoglu. "Saham Group: It's In the Genes." Harvard Business School Case 621-069, January 2021.
- January 2021 (Revised July 2022)
- Case
Snapp: Scaling Under Sanctions in Iran (A)
By: Meg Rithmire and Gamze Yucaoglu
The case opens in November 2019 as Eyad Alkassar and Mahmoud Fouz, co-founders of Iran’s first and leading ride-hailing platform, Snapp, find out about Apple’s and Google’s decisions to remove all Iranian apps from their respective application stores.
The case... View Details
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Keywords:
Sanctions;
Change Management;
Disruption;
Volatility;
Decision Choices and Conditions;
Cross-Cultural and Cross-Border Issues;
Government and Politics;
International Relations;
National Security;
Risk Management;
Crisis Management;
Transportation Industry;
Iran;
Middle East
Rithmire, Meg, and Gamze Yucaoglu. "Snapp: Scaling Under Sanctions in Iran (A)." Harvard Business School Case 721-020, January 2021. (Revised July 2022.)
- January 2021 (Revised October 2021)
- Case
eToro: Building the World's Largest Social Trading Network
By: Elie Ofek and Danielle Golan
Social trading platform eToro was preparing for the launch of its expanded offering in the U.S. The company faced critical decisions regarding product-market fit, go-to-market strategy, positioning and monetization. Moreover, it faced the challenge of how best to make...
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Keywords:
Social Trading Platform;
Investment;
Social and Collaborative Networks;
Marketing Strategy;
Expansion;
Digital Platforms
Ofek, Elie, and Danielle Golan. "eToro: Building the World's Largest Social Trading Network." Harvard Business School Case 521-057, January 2021. (Revised October 2021.)
- January 2021 (Revised March 2021)
- Case
Jumia's Path to Profitability
By: Ramon Casadesus-Masanell, Pippa Tubman Armerding and Gamze Yucaoglu
The case opens in September 2019 as Sacha Poignonnec and Jeremy Hodara, co-founders and co-CEOs of Jumia, the leading Pan-African e-commerce platform, are contemplating the company’s path to profitability in the aftermath of a fragile investor sentiment, as the company...
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Keywords:
Retail;
Business Models;
Business Model;
Business Startups;
Emerging Markets;
For-Profit Firms;
Strategy;
Digital Platforms;
Information Technology;
Technology Adoption;
Value Creation;
Globalization;
Entrepreneurship;
Competition;
Expansion;
Logistics;
Profit;
Resource Allocation;
Diversification;
Corporate Strategy;
Retail Industry;
Technology Industry;
Africa
Casadesus-Masanell, Ramon, Pippa Tubman Armerding, and Gamze Yucaoglu. "Jumia's Path to Profitability." Harvard Business School Case 721-355, January 2021. (Revised March 2021.)
- December 2020 (Revised April 2021)
- Case
Arcos Dorados: A QSR Recovery Plan
By: Forest Reinhardt, José B. Alvarez, Jenyfeer Martinez Buitrago and Mariana Cal
Arcos Dorados—McDonald’s largest independent franchisee, covering Latin America and the Caribbean (LAC)—faced a pandemic that was disrupting the entire consumer foodservice business in 2020. With the exclusive right to own, operate, and sub-franchise McDonald’s...
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Keywords:
Agribusiness;
Animal-Based Agribusiness;
Plant-Based Agribusiness;
Customer Value and Value Chain;
Income;
Macroeconomics;
Environmental Management;
Environmental Sustainability;
Cross-Cultural and Cross-Border Issues;
Food;
Health Pandemics;
Crisis Management;
Logistics;
Corporate Social Responsibility and Impact;
Strategic Planning;
Food and Beverage Industry;
Agriculture and Agribusiness Industry;
Retail Industry;
Latin America;
Aruba;
Guadeloupe;
Martinique;
Mexico;
Panama;
Costa Rica;
Argentina;
Brazil;
Chile;
Colombia;
Ecuador;
French Guiana;
Peru;
Uruguay;
Venezuela;
Puerto Rico;
Trinidad and Tobago
Reinhardt, Forest, José B. Alvarez, Jenyfeer Martinez Buitrago, and Mariana Cal. "Arcos Dorados: A QSR Recovery Plan." Harvard Business School Case 721-023, December 2020. (Revised April 2021.)
- October 2020 (Revised March 2021)
- Supplement
Migros Turkey: Scaling Online Operations During COVID-19 (C)
By: Antonio Moreno and Gamze Yucaoglu
The case opens in August 2020 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 navigating Migros through COVID-19 and the unprecedented...
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Keywords:
Business Model;
Strategy;
Digital Platforms;
Information Technology;
Technology Adoption;
Value Creation;
Globalization;
Competition;
Expansion;
Logistics;
Profit;
Resource Allocation;
Diversification;
Corporate Strategy;
Crisis Management;
Health Pandemics;
Strategic Planning;
Food and Beverage Industry;
Turkey
Moreno, Antonio, and Gamze Yucaoglu. "Migros Turkey: Scaling Online Operations During COVID-19 (C)." Harvard Business School Supplement 621-062, October 2020. (Revised March 2021.)
- September 2020
- Case
Apple Bets on Augmented Reality
By: Rory McDonald, David Lane and Mel Martin
In 2020, augmented reality (AR) was still a nascent technology with blockbuster potential, one which Apple was actively developing as its iPhone franchise waned. But the emergence of AR was uneven, including the disappointing Google Glass and the unexpected viral...
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Keywords:
Augmented Reality;
Industry Structures;
Product Development;
Commercialization;
Competition;
Corporate Strategy;
Diversification;
Information Technology;
Technology Adoption;
Information Technology Industry;
Technology Industry;
Video Game Industry
McDonald, Rory, David Lane, and Mel Martin. "Apple Bets on Augmented Reality." Harvard Business School Case 621-007, September 2020.
- September 2020
- Supplement
Commonwealth Joe: January 2020 Update from CEO Robert Peck
At the end of 2016, the leadership team of Commonwealth Joe Coffee Roasters—Robert Peck, Chase Damiano, and Jeremy Martin—had begun an ambitious retail expansion strategy in the Washington, D.C. metropolitan area for their specialty coffee business. That October, they...
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Keywords:
Cold Brew Coffee;
Specialty Coffee;
On-premise Coffee Market;
Retail Expansion Strategy;
Entrepreneurship;
Business Model;
Brands and Branding;
Expansion;
Strategy;
Decision Making;
Food and Beverage Industry;
Retail Industry
MacKay, Alexander J. "Commonwealth Joe: January 2020 Update from CEO Robert Peck." Harvard Business School Multimedia/Video Supplement 721-851, September 2020. (Link to Supplement.)
- August 2020 (Revised August 2023)
- Case
Nubank: Democratizing Financial Services
By: Michael Chu, Carla Larangeira and Pedro Levindo
Nubank, a wholly-digital solution created to disrupt Brazilian banking, with 6 million clients and a $4 billion valuation after five years, must decide whether to expand to Mexico. The company was founded in São Paulo in 2013 by Colombian-born David Vélez to seize what...
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Keywords:
Fintech;
Financial Inclusion;
Digital Banking;
Credit Cards;
Banks and Banking;
Disruption;
Expansion;
Growth and Development Strategy;
Financial Services Industry;
South America;
Brazil;
North America;
Mexico
Chu, Michael, Carla Larangeira, and Pedro Levindo. "Nubank: Democratizing Financial Services." Harvard Business School Case 321-068, August 2020. (Revised August 2023.)
- 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...
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Keywords:
Retail;
Grocery;
Business Model;
Emerging Markets;
For-Profit Firms;
Strategy;
Digital Platforms;
Information Technology;
Technology Adoption;
Value Creation;
Globalization;
Competition;
Expansion;
Logistics;
Profit;
Resource Allocation;
Corporate Strategy;
Turkey
Moreno, Antonio, and Gamze Yucaoglu. "Migros Turkey: Scaling Online Operations (A)." Harvard Business School Case 621-026, August 2020. (Revised March 2021.)
- August 2020 (Revised March 2021)
- Supplement
Migros Turkey: Scaling Online Operations (B)
By: Antonio Moreno and Gamze Yucaoglu
The case opens in February 2020 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 looking over the results of the fulfillment pilot the...
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Keywords:
Grocery;
Business Model;
Strategy;
Digital Platforms;
Information Technology;
Technology Adoption;
Value Creation;
Globalization;
Competition;
Expansion;
Logistics;
Profit;
Resource Allocation;
Corporate Strategy;
Retail Industry;
Turkey
Moreno, Antonio, and Gamze Yucaoglu. "Migros Turkey: Scaling Online Operations (B)." Harvard Business School Supplement 621-027, August 2020. (Revised March 2021.)