Publications

2025
Working Paper

Competitive Two-Part Tariffs

By: Jorge Tamayo and Guofu Tan

We study competitive two-part tariffs in a model of asymmetric duopoly firms offering vertically and horizontally differentiated products. We provide necessary and sufficient conditions for marginal cost pricing to arise in equilibrium, respectively, and determine the... View Details

Keywords: Product Differentiation; Two-part Tariffs; Marginal-cost Pricing; Cross-subsidization; Competition; Price

October 2013 (Revised December 2015)
Case

Alcoa's Bid for Alcan (A)

By: Paul Healy and Penelope Rossano

In spring 2007, Alcoa CEO Alain Belda was concerned about the company's market position in light of increased competition from developing markets. China's recent entry into the aluminum market was affecting both supply and demand. Furthermore, downstream and upstream... View Details

Keywords: Acquisitions; Strategy; Aluminum; Accounting; Financials; Alcoa; Rio Tinto; Alcan; Metals and Minerals; Competition; Consolidation; Emerging Markets; Acquisition; Financial Statements; Manufacturing Industry; Canada; China; Russia

January 2014 (Revised May 2015)
Case

Open English

By: Jeffrey J. Bussgang and Lisa Mazzanti

Open English, a Miami-based startup offering online English language learning services, had more than 30,000 active students across Latin America in 2012. The company had just closed a $43 million financing round in order to rapidly scale its service to the next level.... View Details

Keywords: Technology Strategy; Product Management; Startup; Online Learning; Digital Platforms; Entrepreneurship; Business Startups; Technology Industry; Miami; Venezuela

October 2012
Case

Hill Country Snack Foods Co.

By: W. Carl Kester and Craig Stephenson

Hill Country Snack Foods, located in Austin, Texas, manufactures, markets, and distributes snack foods and frozen treats. The CEO is passionate about maximizing shareholder value and believes in keeping tight control over costs and operating the business as efficiently... View Details

Keywords: United States; Financial Strategy; Debt Management; Retail Trade; Risk Management; Food; Capital Structure; Corporate Finance; Retail Industry; Food and Beverage Industry; Texas

November–December 2019
Article

Pivoting Isn't Enough? Managing Strategic Reorientation in New Ventures

By: Rory McDonald and Cheng Gao

New ventures often experience deviations from their plans that oblige them to reorient in pursuit of better fit between their evolving products and their target customers. Yet research is largely silent on how managers explain such changes and justify their ventures in... View Details

Keywords: Strategic Reorientation; Technology Entrepreneurship; Innovation; Product Development Processes; Organizational Adaptation; Qualitative Methods (General); Entrepreneurship; Information Technology; Organizational Change and Adaptation; Strategy; Innovation and Invention; Product Development; Communication Strategy

Find at Harvard

Article

The Social Utility of Feature Creep

By: Debora V. Thompson and Michael I. Norton

Previous research shows that consumers frequently choose products with too many features that they later find difficult to use. Our research shows that this seemingly suboptimal behavior may in fact confer benefits when factoring in the social context of consumption.... View Details

Keywords: Impression Management; Social Influence; Conspicuous Consumption; Signaling; Product Features; Consumer Behavior; Information Technology; Experience and Expertise; Status and Position

April 2012 (Revised May 2012)
Case

EILEEN FISHER: Repositioning the Brand

By: Anat Keinan, Jill Avery, Fiona Wilson and Michael Norton

Well-established fashion brand Eileen Fisher has traditionally appealed to older women. However, to drive growth, Eileen Fisher's management team wants to target a younger demographic and has revamped its Fall product line to offer more fashionable styles to appeal to... View Details

Keywords: Marketing; Brand Management; Brand Positioning; Market Segmentation And Target Market Selection; Retailing; Fashion; Corporate Social Responsibility; Brands and Branding; Product Positioning; Segmentation; Social and Collaborative Networks; Growth and Development Strategy; Social Media; Retail Industry; Fashion Industry

October 2013
Supplement

Alcoa's Bid for Alcan (B)

By: Paul Healy and Penelope Rossano

In spring 2007, Alcoa CEO Alain Belda was concerned about the company's market position in light of increased competition from developing markets. China's recent entry into the aluminum market was affecting both supply and demand. Furthermore, downstream and upstream... View Details

Keywords: Strategy; Acquisitions; Alcoa; Alcan; Rio Tinto; Aluminum Industry; Accounting; Financial Analysis; Consolidation; Market Participation; Financial Statements; Acquisition; Mining; Mining Industry; Canada; United States

2025
Working Paper

The Cybernetic Teammate: A Field Experiment on Generative AI Reshaping Teamwork and Expertise

By: Fabrizio Dell'Acqua, Charles Ayoubi, Hila Lifshitz, Raffaella Sadun, Ethan Mollick, Lilach Mollick, Yi Han, Jeff Goldman, Hari Nair, Stew Taub and Karim R. Lakhani

We examine how artificial intelligence transforms the core pillars of collaboration— performance, expertise sharing, and social engagement—through a pre-registered field experiment with 776 professionals at Procter & Gamble, a global consumer packaged goods company.... View Details

Keywords: Artificial Intelligence; Teamwork; Human-machine Interaction; Productivity; Skills; Innovation; Field Experiment; AI and Machine Learning; Groups and Teams; Competency and Skills; Performance Productivity; Collaborative Innovation and Invention; Product Development

SSRN

September 2014 (Revised February 2017)
Case

Turkcell

By: Felix Oberholzer-Gee, Charles C.Y. Wang and Esel Cekin

This case centers around the shareholder dispute between three major shareholders of Turkcell, and how its management vied against increasing regulatory intervention and market competition in the absence of a fully-functioning board. The battle for control of the... View Details

Keywords: Financial Performance; Regulatory Environment; Telecommunications; Marketing; Value Added; Pricing; Shareholder; Boards Of Directors; Governing and Advisory Boards; Corporate Governance; Conflict and Resolution; Business and Shareholder Relations; Telecommunications Industry; Turkey

January 2019
Supplement

Understanding the Brand Equity of Nestlé Crunch Bar (B): Data Analysis

By: Jill Avery and Gerald Zaltman

In early 2018, Nestlé announced the sale of its U.S. candy-making division and a select collection of 20 of its confectionery brands, including the Nestlé Crunch Bar, to Ferrero SpA for $2.8 billion. Luckily, an old consumer research study on the Nestlé Crunch Bar... View Details

May 2012 (Revised August 2012)
Case

Apple Inc. in 2012

By: David B. Yoffie and Penelope Rossano

On October 5, 2011, Steve Jobs tragically died of cancer. The recently retired CEO of Apple Inc. was a legend: he had changed Apple from a company near bankruptcy to one of the largest and most profitable companies in the world. Moreover, he had revolutionized several... View Details

Keywords: Competition; Market Positioning; Strategic Planning; Technology; Computer Industry; Strategy Implementation; Consumer Electronics; Telecommunications; Information Infrastructure; Innovation and Invention; Competitive Strategy; Leadership; Product Positioning; Consumer Products Industry; Consumer Products Industry; Consumer Products Industry

July 2012 (Revised April 2014)
Case

Research In Motion: The Mobile OS Platform War

By: Alan MacCormack, Brian Dunn and Chris F. Kemerer

The case describes competition in the market for smart phones in the US, and the position of one player, Research In Motion (RIM) who manufacture the popular Blackberry line of products. Early in 2011, RIM is in trouble. Its stock price has plummeted, amidst poor... View Details

Keywords: Innovation; Product Development; Technology Strategy; Platform Strategy; Software; Hardware; Technological Innovation; Innovation Strategy; Information Infrastructure; Mobile and Wireless Technology; Digital Platforms; Applications and Software; Telecommunications Industry; Technology Industry; Canada; United States

Forthcoming
Article

Consumer Choice and Corporate Bankruptcy

By: Samuel Antill and Megan Hunter

We estimate the indirect costs of corporate bankruptcy associated with lost customers. In incentivized experiments, randomly informing consumers about a firm’s Chapter 11 reorganization lowers their willingness to pay for the firm’s products by 17%-28%. Consumers worry... View Details

Keywords: Consumer Choice; Bankruptcy; Financial Distress; Structural Estimation; Experimental Economics; Hertz; Insolvency and Bankruptcy; Perception; Consumer Behavior

July 2022 (Revised February 2024)
Teaching Note

The DivaCup: Navigating Distribution and Growth

By: Ayelet Israeli

Teaching Note for HBS Case No. 519-055. When the mother-daughter founders of DivaCup set out with a mission to disrupt the menstrual care industry with an innovative product form, they initially struggled to gain legitimacy and convince retailers to carry their unique... View Details

March 2019 (Revised April 2021)
Case

The DivaCup: Navigating Distribution and Growth

By: Ayelet Israeli

When the mother-daughter founders of DivaCup set out with a mission to disrupt the menstrual care industry with an innovative product form, they initially struggled to gain legitimacy and convince retailers to carry their unique product. Fifteen years later, the... View Details

December 2012
Article

Defending the Markers of Masculinity: Consumer Resistance to Brand Gender-Bending

By: Jill Avery

I study the Porsche Cayenne SUV launch to ethnographically analyze how men consuming a gendered brand respond to perceived brand gender contamination. Consumers' communal gender work in a Porsche brand community is analyzed to uncover brand gender contamination's... View Details

Keywords: Brands; Brand Building; Brand Equity; Brand Management; Brand Positioning; Marketing; Brands and Branding; Marketing Strategy; Product Marketing; Consumer Behavior; Gender; Identity; Customer Focus and Relationships; Consumer Products Industry; Consumer Products Industry

Article

Sustainability in Financial Services Is Not About Being Green

By: Robert G. Eccles and George Serafeim

Keywords: Sustainability; Financial Services; Banks; Insurance Companies; Risk; Risk Management; Insurance; Accounting; Banks and Banking; Financial Services Industry

2013
Chapter

Gender Bender Brand Hijacks and Consumer Revolt: The Porsche Cayenne Story

By: Jill Avery

Throughout history, marketers have created gendered brands, creating their brands and the stories they crafted about them in their advertising to appeal either to men or to women. Gendered brands deliver value to consumers, and therefore, deliver value to marketers.... View Details

Keywords: Consumer Behavior; Brands; Brand Positioning; Brand Equity; Brand Management; Advertising Campaigns; Customer Focus and Relationships; Marketing; Brands and Branding; Marketing Strategy; Consumer Products Industry; Consumer Products Industry