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All HBS Web
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- Faculty Publications (1,270)
- 2023
- Working Paper
Do Active Funds Do Better in What They Trade?
By: Marco Sammon and John J. Shim
We develop two new, simple measures to quantify active fund decisions at the individual position level. The intuition is to separate passive rebalancing induced by flows and position changes from active rebalancing decisions. We find that additive active rebalancing --...
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Sammon, Marco, and John J. Shim. "Do Active Funds Do Better in What They Trade?" Working Paper, November 2023.
- 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...
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Keywords:
Africa;
Clean Tech;
Energy;
Sustainability;
Health;
Digital;
Carbon Credits;
Carbon Offsetting;
Market Design;
Regulation;
Climate Change;
Entrepreneurship;
Consumer Products Industry;
Consumer Products Industry;
Africa
Serafeim, George, Siko Sikochi, and Namrata Arora. "KOKO Networks: Bridging Energy Transition and Affordability with Carbon Financing." Harvard Business School Case 124-022, October 2023. (Revised March 2024.)
- 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...
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Keywords:
Mutual Funds;
Passive Investing;
Asset Management;
Financial Markets;
Investment Funds;
Financial Management;
Financial Services Industry;
United States
Brown, Zach Y., Mark Egan, Jihye Jeon, Chuqing Jin, and Alex A. Wu. "Why Do Index Funds Have Market Power? Quantifying Frictions in the Index Fund Market." Harvard Business School Working Paper, No. 24-019, October 2023. (NBER Working Paper Series, No. 31778, October 2023.)
- 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...
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Keywords:
Turn Around Management;
Hospitality Industry;
Brand Management;
Financial Strategy;
Business Model;
Restructuring;
Asset Management;
Leadership Style;
Crisis Management;
Brands and Branding;
Product Positioning;
Segmentation;
Asia;
India
Palepu, Krishna G., V.G. Narayanan, and Malini Sen. "Leading Transformation at IHCL." Harvard Business School Case 124-041, October 2023.
- 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...
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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 February 2024)
- Case
Loris
By: Shunyuan Zhang, Das Narayandas, Stacy Straaberg and David Lane
In December 2022, Loris’s executive team considered their go-to-market strategy. Loris was an artificial intelligence (AI) software startup for the customer service industry with two products on the market: 1) Agent Assist which provided customer service agents (CSAs)...
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- October 2023
- 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....
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- October 2023
- Article
Innovation on Wings: When Do Nonstop Flights Matter for Global Innovation?
By: Dany Bahar, Prithwiraj Choudhury, Do Yoon Kim and Wesley Koo
We study whether, when, and how better connectivity through nonstop flights leads to positive innovation outcomes for firms in the global context. Using unique data of all flights emanating from 5,015 airports around the globe from 2005 to 2015 and exploiting a...
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Keywords:
Nonstop Flights;
Collaborative Innovation and Invention;
Patents;
Research and Development;
Air Transportation Industry
Bahar, Dany, Prithwiraj Choudhury, Do Yoon Kim, and Wesley Koo. "Innovation on Wings: When Do Nonstop Flights Matter for Global Innovation?" Management Science 69, no. 10 (October 2023): 6202–6223.
- October 2023
- Article
Speedy Activists: Firm Response Time to Sociopolitical Events Influences Consumer Behavior
Organizations face growing pressure from their consumers and stakeholders to take public stances on sociopolitical issues. However, many are hesitant to do so lest they make missteps, promises they cannot keep, appear inauthentic, or alienate consumers, employees, or...
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Nam, Jimin, Maya Balakrishnan, Julian De Freitas, and Alison Wood Brooks. "Speedy Activists: Firm Response Time to Sociopolitical Events Influences Consumer Behavior." Special Issue on Consumer Insights from Text Analysis edited by Grant Packard, Sarah G. Moore, and Jonah Berger. Journal of Consumer Psychology 33, no. 4 (October 2023): 632–644.
- September 2023 (Revised January 2024)
- Case
AB InBev: Brewing Up Forecasts during COVID-19
By: Mark Egan, C. Fritz Foley, Esel Cekin and Emilie Billaud
In July 2021, the CEO of AB InBev's European operations and his team strategized to position the company for success post-pandemic. As the world's largest beer company, boasting over 500 brands, revenue of $46 billion, and a workforce of 160,000 in 2020, AB InBev...
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Keywords:
Beer;
Forecasting;
COVID-19;
Decision;
Forecasting and Prediction;
Analytics and Data Science;
Crisis Management;
Decisions;
Financing and Loans;
Investment Return;
Resource Allocation;
Distribution;
Production;
Business Processes;
Strategic Planning;
Health Pandemics;
Digital Transformation;
Markets;
Food and Beverage Industry;
Belgium;
Europe;
Latin America;
North and Central America
Egan, Mark, C. Fritz Foley, Esel Cekin, and Emilie Billaud. "AB InBev: Brewing Up Forecasts during COVID-19." Harvard Business School Case 224-020, September 2023. (Revised January 2024.)
- 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...
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- September 2023 (Revised January 2024)
- Case
Icahn Enterprises: Ponzi Scheme or Sound Investment
By: Aiyesha Dey, Jonas Heese and James Weber
Icahn Enterprises, a publicly traded limited partnership founded and operated by famed activist investor Carl Icahn, had earned above market returns for over a decade. Between 2018 and early 2023, it had a compound annual return of 31%. Icahn invested in undervalued...
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Dey, Aiyesha, Jonas Heese, and James Weber. "Icahn Enterprises: Ponzi Scheme or Sound Investment." Harvard Business School Case 124-013, September 2023. (Revised January 2024.)
- 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...
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- 2023
- Working Paper
Global Supply Chains: The Looming 'Great Reallocation'
By: Laura Alfaro and Davin Chor
Global supply chains have come under unprecedented stress as a result of U.S.-China trade tensions, the COVID-19 pandemic, and geopolitical shocks. We document shifts in the pattern of U.S. participation in global value chains over the last four decades, in terms of...
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Alfaro, Laura, and Davin Chor. "Global Supply Chains: The Looming 'Great Reallocation'." Harvard Business School Working Paper, No. 24-012, August 2023. (in proceedings Jackson Hole Symposium, 2023 (also NBER WP 31661). See feature in NBER Digest, Nov (2023): Economics, Politics, and the Evolution of Global Supply Chains.)
- 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...
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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
Cohen, Lauren H., Zhaoheng Gong, and Grace Headinger. "Diamond Standard." Harvard Business School Case 224-009, September 2023.
- Fall 2023
- Article
Infringing Use as a Path to Legal Consumption: Evidence from a Field Experiment
By: Hong Luo and Julie Holland Mortimer
Digitization has transformed how users find and use copyrighted goods, but many existing legal options remain difficult to access, possibly leading to infringement. In a field experiment, we contact firms that are caught infringing on expensive digital images. Emails...
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Luo, Hong, and Julie Holland Mortimer. "Infringing Use as a Path to Legal Consumption: Evidence from a Field Experiment." Special Issue on Field Experiments edited by Michael Luca and Sarah Moshary. Journal of Economics & Management Strategy 32, no. 3 (Fall 2023): 523–542.
- 2023
- Working Paper
Toward Decision-Useful Carbon Information
By: Gunther Glenk
Companies are increasingly viewed as crucial drivers for timely decarbonization. Current accounting practices for greenhouse gas (GHG) emissions, however, often leave corporate carbon disclosures and abatement obscured. Here I introduce a taxonomy for assuring the...
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Keywords:
Carbon Emissions;
Decarbonization;
Carbon Accounting;
Net-zero Emissions;
Greenhouse Gas Emissions;
Environment;
Environmental Impact;
Management;
Sustainable Cities;
Corporate Disclosure;
Environmental Accounting;
Environmental Management;
Climate Change;
Financial Services Industry;
Financial Services Industry;
Financial Services Industry;
Financial Services Industry;
Financial Services Industry;
Financial Services Industry;
Financial Services Industry;
Financial Services Industry;
Financial Services Industry;
Financial Services Industry;
Financial Services Industry;
Financial Services Industry;
Financial Services Industry;
Financial Services Industry;
Europe;
North America;
South America;
Africa;
Asia
Glenk, Gunther. "Toward Decision-Useful Carbon Information." Harvard Business School Working Paper, No. 24-026, September 2023. (TRR 266 Accounting for Transparency Working Paper Series, No. 121, May 2023.)
- 2023
- Working Paper
LALIGA—From a Soccer Competition Organizer to a Global Player in the Sports and Entertainment Industry
By: Stephen A. Greyser, Kenneth Cortsen and Juan Fuentes Fernández
LALIGA, the first- and second-tier professional soccer league (known as “football” outside of the U.S. and Canada) in Spain, enters its 100th soccer season later this decade. The most popular game in the world (Giulianotti, 2012) has gone through many changes since...
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Keywords:
Soccer;
"Sports Organizations,;
Business History;
Strategy;
Brands and Branding;
Technology Adoption;
Sports Industry
Greyser, Stephen A., Kenneth Cortsen, and Juan Fuentes Fernández. "LALIGA—From a Soccer Competition Organizer to a Global Player in the Sports and Entertainment Industry." Harvard Business School Working Paper, No. 24-009, August 2023.
- August 2023
- Technical Note
Two Ways of Pursuing a Calling
By: Leslie Perlow and Hannah Weisman
Work can be a means to a financial end, a stepping stone to higher-level jobs, or a meaningful end in itself: a calling. The technical note provides an overview of two different ways people can pursue a calling: with an internal focus or external focus.
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- August 2023
- Case
Kariyer.net: Recruiting AI
By: Shunyuan Zhang, Fares Khrais and Namrata Arora
In 2017, Fatih Uysal (AMP 2021) became CEO of Kariyer.net. By then, the business was already the industry leading online job board in Turkey. However, faced with stalling growth, a turbulent macroenvironment, and growing competition from international players, Uysal...
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Keywords:
Online Technology;
Marketing;
Websites;
Artificial Intelligence;
Innovation;
Two-sided Platforms;
Internet and the Web;
Product Launch;
Product Positioning;
Job Search;
Employment;
Transformation;
Volatility;
Innovation and Invention;
Disruptive Innovation;
Management Practices and Processes;
Business Growth and Maturation;
Competitive Strategy;
Business Startups;
Talent and Talent Management;
Cost vs Benefits;
Macroeconomics;
Corporate Entrepreneurship;
Emerging Markets;
Digital Platforms;
Employment Industry;
Information Technology Industry;
Technology Industry;
Middle East;
Turkey
Zhang, Shunyuan, Fares Khrais, and Namrata Arora. "Kariyer.net: Recruiting AI." Harvard Business School Case 524-014, August 2023.