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All HBS Web
(3,541)
- Faculty Publications (980)
- December 2023
- Article
Advances in Power-to-Gas Technologies: Cost and Conversion Efficiency
By: Gunther Glenk, Philip Holler and Stefan Reichelstein
Widespread adoption of hydrogen as an energy carrier is widely believed to require continued advances in Power-to-Gas (PtG) technologies. Here we provide a comprehensive assessment of the dynamics of system prices and conversion efficiency for three currently prevalent...
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Keywords:
Clean Technology;
Green Hydrogen;
Carbon Emissions;
Decarbonization;
Learning By Doing;
Environment;
Energy;
Environmental Accounting;
Environmental Management;
Sustainable Cities;
Cost Accounting;
Innovation and Management;
Technology Adoption;
Energy Policy;
Engineering;
Green Technology;
Energy Industry;
Utilities Industry;
Industrial Products Industry;
Manufacturing Industry;
Transportation Industry;
North America;
South America;
Africa;
Europe;
Asia
Glenk, Gunther, Philip Holler, and Stefan Reichelstein. "Advances in Power-to-Gas Technologies: Cost and Conversion Efficiency." Energy & Environmental Science 16, no. 12 (December 2023): 6058–6070.
- November 2023
- Case
Gabon Special Economic Zone
By: John Macomber and Wale Lawal
Tropical rain forest covers about 80% of the West African nation of Gabon, part of the Congo Basin and the "lungs of the world." Gabon is one of the first nations to earn revenue from carbon sequestration...as long as the rain forest remains intact. There are...
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Keywords:
Economic Development;
Forestry;
Wood;
Carbon Credits;
Supply Chain;
Economic Growth;
Developing Countries and Economies;
Climate Change;
Environmental Sustainability;
Government Administration;
Forest Products Industry;
Africa;
Gabon
Macomber, John, and Wale Lawal. "Gabon Special Economic Zone." Harvard Business School Case 224-012, November 2023.
- November 2023 (Revised April 2024)
- Case
BiomX: Bringing Phage Back to the Stage
By: Paul A. Gompers, Elie Ofek, Orna Dan and Emilie Billaud
In the spring of 2023, and following the favorable results of a trial involving its phage cocktail for treating lung infections among cystic fibrosis (CF) patients, the leadership of BiomX had several critical issues to wrestle with. First, given its precarious...
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Keywords:
Working Capital;
Financing and Loans;
Health Testing and Trials;
Product Development;
Research and Development;
Science-Based Business;
Commercialization;
Biotechnology Industry;
Pharmaceutical Industry
Gompers, Paul A., Elie Ofek, Orna Dan, and Emilie Billaud. "BiomX: Bringing Phage Back to the Stage." Harvard Business School Case 524-051, November 2023. (Revised April 2024.)
- 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,...
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Keywords:
Competitive Advantage;
Product Positioning;
Emerging Markets;
Competitive Strategy;
Technological Innovation;
Revenue;
Technology Industry
Yoffie, David B., and Sarah von Bargen. "Apple Inc. in 2023." Harvard Business School Case 724-419, November 2023.
- November 2023
- Case
Chai Point
By: Rembrand Koning, Daniel W. Elfenbein and Kanika Jain
Chai Point was an Indian food and beverage company focused on chai. It started in 2010 as a retail store network but soon expanded to corporate offices by developing an IoT-enabled automatic tea and filter coffee machine. By 2023, Chai Point had 170 stores and 5000...
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Keywords:
Entrepreneurship;
Food;
Resource Allocation;
Vertical Integration;
Expansion;
Food and Beverage Industry;
Food and Beverage Industry;
Food and Beverage Industry;
India
Koning, Rembrand, Daniel W. Elfenbein, and Kanika Jain. "Chai Point." Harvard Business School Case 724-418, November 2023.
- 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;
Energy 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.)
- October 2023
- Case
Houghton Mifflin Harcourt: A Curriculum Provider Puts Itself on the Hook for Student Outcomes
By: John J-H Kim, Derek C. M. van Bever, Michael Norris and Max Hancock
Jack Lynch, CEO of Houghton Mifflin Harcourt (HMH) since 2017, was leading the company’s transformation from a legacy textbook publisher to a digital-first student outcomes provider, which earned subscription revenue from digital products and curriculum. In 2023, HMH...
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Keywords:
Edtech;
Textbook;
Publishing;
Leading Change;
Change Management;
Transformation;
Digital Transformation;
Expansion;
Business Strategy;
Publishing Industry;
Education Industry;
United States
Kim, John J-H, Derek C. M. van Bever, Michael Norris, and Max Hancock. "Houghton Mifflin Harcourt: A Curriculum Provider Puts Itself on the Hook for Student Outcomes." Harvard Business School Case 324-011, October 2023.
- 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 (Revised April 2024)
- Case
Accounting Red Flags or Red Herrings at Catalent? (A)
By: Joseph Pacelli, ZeSean Ali and Tom Quinn
Fund manager Janet Curie asked for a recommendation about the pharmaceutical company Catalent. The company seemed like a solid investment. However, a pair of research reports issued over the previous two months complicated this narrative. GlassHouse Research, a short...
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Keywords:
Accounting Audits;
Budgets and Budgeting;
Business Earnings;
Earnings Management;
Cost Accounting;
Fair Value Accounting;
Financial Reporting;
Revenue Recognition;
Integrated Corporate Reporting;
Fairness;
Moral Sensibility;
Values and Beliefs;
Government Legislation;
Conflict of Interests;
Forms of Communication;
Announcements;
Blogs;
Debates;
Pharmaceutical Industry;
Accounting Industry;
United States
Pacelli, Joseph, ZeSean Ali, and Tom Quinn. "Accounting Red Flags or Red Herrings at Catalent? (A)." Harvard Business School Case 124-024, October 2023. (Revised April 2024.)
- October 2023 (Revised January 2024)
- Case
Ball: EVA Driving the World's Leading Can Manufacturer (A)
By: Jonas Heese and Susan Pinckney
The case describes Ball’s multi decade history of using Economic Value Added to drive decision making and workforce compensation. In 2016, the company acquired Rexam PLC and became the world’s leading metal beverage container company. Consumer demand for varied...
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Keywords:
Budgets and Budgeting;
Cost Accounting;
Financial Reporting;
Financial Statements;
Buildings and Facilities;
Green Building;
Mergers and Acquisitions;
Customer Satisfaction;
Decisions;
Forecasting and Prediction;
Machinery and Machining;
Asset Pricing;
Corporate Finance;
Capital;
Cost;
Financial Management;
Goods and Commodities;
Compensation and Benefits;
Executive Compensation;
Employee Relationship Management;
Goals and Objectives;
Resource Allocation;
Business Strategy;
Corporate Strategy;
Food and Beverage Industry;
United States;
Arizona;
California;
Texas
Heese, Jonas, and Susan Pinckney. "Ball: EVA Driving the World's Leading Can Manufacturer (A)." Harvard Business School Case 124-002, October 2023. (Revised January 2024.)
- October 2023 (Revised January 2024)
- Case
McDonald's Board of Directors (A)
By: Lynn S. Paine and Will Hurwitz
In October 2019, the McDonald’s Corporation board of directors, chaired by Enrique Hernandez, Jr., gathered to learn the results of their outside counsel’s investigation into the conduct of the CEO. On the surface, the iconic fast-food chain was thriving as growing...
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Keywords:
Board Of Directors;
Board Chair;
Board Decisions;
Business Ethics;
Corporate Boards;
Fast Food;
Franchising;
Legal Aspects Of Business;
Legal Battle;
Legal Settlement;
Misconduct;
Regulation;
Reorganization;
Restaurant Industry;
Sexual Harassment;
Shareholders;
Stakeholder Management;
Strategy And Execution;
Turnaround;
Corporate Accountability;
Corporate Governance;
Culture;
Executive Compensation;
Leadership;
Management;
Ethics;
Governing and Advisory Boards;
Business and Stakeholder Relations;
Food and Beverage Industry;
Illinois;
United States
Paine, Lynn S., and Will Hurwitz. "McDonald's Board of Directors (A)." Harvard Business School Case 324-044, October 2023. (Revised January 2024.)
- October 2023 (Revised April 2024)
- Case
ghSMART & Co: Building and Scaling a Time Smart Firm
By: Ashley Whillans and Sara Coronel Rodriguez
"For ghSMART, freedom is the first principle from which all good things flow” – Geoff Smart, Chairman and Founder, ghSMART. ghSMART was a leadership advisory firm that was grounded in the principle of freedom. Talented Consultants and Partners could work remotely from...
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Whillans, Ashley, and Sara Coronel Rodriguez. "ghSMART & Co: Building and Scaling a Time Smart Firm." Harvard Business School Case 924-009, October 2023. (Revised April 2024.)
- 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 (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,...
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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 (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....
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Keywords:
Global Marketing;
Go-to-market Strategy;
Global Branding;
Brand Positioning;
Marketing;
Brands and Branding;
Marketing Strategy;
Fashion Industry;
Brazil;
United States;
Europe
Troncoso, Isamar, and Jill Avery. "FARM Rio: Bringing a Brazilian Fashion Brand to the World." Harvard Business School Case 524-003, October 2023. (Revised April 2024.)
- 2023
- Working Paper
Cost-Efficient Decarbonization of Portland Cement Production
By: Gunther Glenk, Anton Kelnhofer, Rebecca Meier and Stefan Reichelstein
Accounting for nearly 8% of global annual carbon dioxide (CO2) emissions, the cement industry is considered difficult to decarbonize. While a sizeable number of abatement levers for Portland cement production is becoming technologically ready for deployment, many are...
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Keywords:
Decarbonization;
Carbon Abatement;
Carbon Accounting;
Carbon Emissions;
Carbon Regulation;
Carbon Tax;
Net-zero Emissions;
Management;
Environmental Management;
Sustainable Cities;
Accounting;
Management Analysis, Tools, and Techniques;
Environmental Accounting;
Energy;
Environmental Sustainability;
Pulp and Paper Industry;
Pulp and Paper Industry;
Pulp and Paper Industry;
Pulp and Paper Industry;
Pulp and Paper Industry;
Pulp and Paper Industry;
Pulp and Paper Industry;
Pulp and Paper Industry;
Pulp and Paper Industry;
Pulp and Paper Industry;
Europe;
North America;
South America;
Africa;
Asia
Glenk, Gunther, Anton Kelnhofer, Rebecca Meier, and Stefan Reichelstein. "Cost-Efficient Decarbonization of Portland Cement Production." Harvard Business School Working Paper, No. 24-025, October 2023. (TRR 266 Accounting for Transparency Working Paper Series, No. 120, May 2023.)
- 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
- Article
Stock Price Reactions to ESG News: The Role of ESG Ratings and Disagreement
By: George Serafeim and Aaron Yoon
We investigate whether ESG ratings predict future ESG news and the associated market reactions. We find that the consensus rating predicts future news, but its predictive ability diminishes for firms with large disagreement between raters. Relation between news and...
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Keywords:
ESG;
ESG (Environmental, Social, Governance) Performance;
ESG Disclosure;
ESG Ratings;
ESG Reporting;
ESG Disclosure Metrics;
Sustainability;
Investments;
Disagreement;
Rating Disagreement;
Ratings;
Environmental Sustainability;
Social Issues;
Corporate Social Responsibility and Impact;
Performance;
News;
Investment;
Financial Markets;
Stocks;
Price
Serafeim, George, and Aaron Yoon. "Stock Price Reactions to ESG News: The Role of ESG Ratings and Disagreement." Special Issue on RAST 2022 Conference. Review of Accounting Studies 28, no. 3 (September 2023): 1500–1530.