Publications

2021
Working Paper

Time and the Value of Data

By: Ehsan Valavi, Joel Hestness, Newsha Ardalani and Marco Iansiti

Managers often believe that collecting more data will continually improve the accuracy of their machine learning models. However, we argue in this paper that when data lose relevance over time, it may be optimal to collect a limited amount of recent data instead of... View Details

Keywords: Economics Of AI; Machine Learning; Non-stationarity; Perishability; Value Depreciation; Analytics and Data Science; Value

SSRN

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March 2010 (Revised April 2013)
Case

Equitas Microfinance: The Fastest-Growing MFI on the Planet

By: V.G. Narayanan and V. Kasturi Rangan

Founded as a for-profit microfinance company, Equitas had acquired nearly a million clients in the short two years since it was founded. The founder, Vasu, and his management team wished to accelerate the already impressive spurt to three million clients in the next... View Details

Keywords: Business Model; For-Profit Firms; Microfinance; Growth and Development Strategy; Corporate Social Responsibility and Impact; Social Enterprise; Financial Services Industry; India

Educators

2020
Article

Public Sentiment and the Price of Corporate Sustainability

By: George Serafeim

Combining corporate sustainability performance scores based on environmental, social, and governance (ESG) data with big data measuring public sentiment about a company’s sustainability performance, I find that the valuation premium paid for companies with strong... View Details

Keywords: Sustainability; ESG; ESG (Environmental, Social, Governance) Performance; Investment Management; Investment Strategy; Big Data; Machine Learning; Environment; Environmental Sustainability; Corporate Governance; Performance; Asset Pricing; Investment; Management; Strategy; Human Capital; Public Opinion; Value; Analytics and Data Science

SSRN

Teaching Interest

Competing in the Age of Digital Platforms

By: Andy Wu

Without exception, the most valuable companies in the world today are platforms: Microsoft, Apple, Amazon, Google, Facebook, and many other firms have built their fortunes by facilitating innovation across global ecosystems or enabling the broad exchange of goods... View Details

2016
Working Paper

The Reference Wars: Encyclopedia Britannica's Decline and Encarta's Emergence

By: Shane Greenstein

The experience of Encyclopædia Britannica provides the canonical example of the decline of an established firm at the outset of the digital age. Competition from Microsoft's Encarta in 1993 led to sharp declines in the sales of books, which led to the distressed sale... View Details

Keywords: Market Entry and Exit; Service Operations; Emerging Markets; Applications and Software; Books; Information Technology Industry; Information Industry

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28 Sep 2006
Working Paper Summaries

Architectural Innovation and Dynamic Competition: The Smaller “Footprint” Strategy

Keywords: by Carliss Y. Baldwin & Kim B. Clark; Computer

How the Internet Became Commercial

In less than a decade, the Internet went from being a series of loosely connected networks used by universities and the military to the powerful commercial engine it is today. This book describes how many of the key innovations that made this possible came from... View Details

24 Apr 2019
Research & Ideas

The 'Amazon Effect' Is Changing Online Price Competition—and the Fed Needs to Pay Attention

locations. “It’s not about just the markup, which, to some extent, is just a temporary effect,” Cavallo says. “If competition with Amazon changes the way firms such as Walmart... View Details

Keywords: by Roberta Holland; Retail

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

Keywords: Leadership Development; Leadership Style; Marketing Strategy; Communication Strategy; Cybersecurity; Competitive Advantage; Information Technology Industry; United States; Sunnyvale

Educators

17 Dec 2007
Research & Ideas

The Rise of Medical Tourism

founder and chairman of Apollo Hospitals, says he spent a lot of time studying specialists almost like an executive search firm would, to identify their pleasure points and pain points in terms of building a successful practice in View Details

Keywords: by Martha Lagace; Health; Medical Devices & Supplies

February 2011
Article

When the Social Structure Overshadows Competitive Incentives: The Effects of Network Embeddedness on Joint Venture Dissolution

By: Francisco Polidoro Jr., Gautam Ahuja and Will Mitchell

The embeddedness of interfirm relationships in a social structure can engender order in new tie formation, but competitive incentives may undermine the order that firms seek to achieve and lead to tie dissolution. We examine how relational embeddedness (history of... View Details

Keywords: Social Structure; Business Enterprises; Strategic Alliances (Business); Business Networks (Research); Competition; Joint Ventures; Alliances; Social and Collaborative Networks

2021
Book

Lead and Disrupt: How to Solve the Innovator's Dilemma

By: Charles A. O'Reilly III and Michael Tushman

Why do successful firms find it so difficult to adapt in the face of change—to innovate? In the past ten years, the importance of this question has increased as more industries and firms confront disruptive change. The pandemic has accelerated this crisis, collapsing... View Details

Keywords: Organization Change And Adaptation; Organizational Change and Adaptation; Disruptive Innovation; Innovation and Management; Leading Change

17 Sep 2007
Working Paper Summaries

Evidence on the Effects of Unverifiable Fair-Value Accounting

Keywords: by Karthik Ramanna & Ross L. Watts

June 2010 (Revised December 2013)
Case

Hang Lung Properties and the Chengdu Decision (A)

By: John D. Macomber, Michael Shih-Ta Chen and Keith Chi-Ho Wong

A residential real estate developer competes in a heated auction for a prime retail development site in the interior of China during the 2009 boom. Total project cost might be in excess of $1 billion U.S. for over 4,000,000 square feet of building. Hang Lung Properties... View Details

Keywords: Buildings and Facilities; Decision Choices and Conditions; Investment Return; Geographic Location; Auctions; Bids and Bidding; Infrastructure; Valuation; Real Estate Industry; Chengdu

Educators

11 Apr 2012
Research & Ideas

The High Risks of Short-Term Management

themselves and their investors. There's another surprise in the research: short-termism might not be as widespread as we think, and a substantial number of corporations are rising to the challenge. "One... View Details

Keywords: by Sean Silverthorne; Financial Services

May 2022
Article

When Harry Fired Sally: The Double Standard in Punishing Misconduct

By: Mark Egan, Gregor Matvos and Amit Seru

We examine gender differences in misconduct punishment in the financial advisory industry. We find evidence of a “gender punishment gap”: following an incident of misconduct, female advisers are 20% more likely to lose their jobs and 30% less likely to find new jobs... View Details

Keywords: Financial Advisers; Brokers; Gender Discrimination; Consumer Finance; Financial Misconduct And Fraud; FINRA; Financial Institutions; Employees; Crime and Corruption; Gender; Prejudice and Bias; Personal Finance; Financial Services Industry

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April 2006 (Revised April 2008)
Course Overview Note

Managing Service Operations: Understanding the Customer Operating Role

By: Frances X. Frei

Describes Managing Service Operations: Understanding the Customer Operating Role, a second-year MBA course that consists of three modules. The first module, Conceptualizing the Customer Operating, explores the operational challenges and opportunites of managing... View Details

Keywords: Service Operations

April 2008
Module Note

Service Design in the Context of Customer-Operators

By: Frances X. Frei

Taught as the second module in a Harvard Business School course on Managing Service Operations: Understanding the Customer Operating Role (606-092). Addresses the design and management of service operations with significant customer operating roles. The focus is on... View Details

Keywords: Customer Satisfaction; Management; Design; Service Operations; Cost