Publications

January 2002 (Revised October 2007)
Case

Grantham, Mayo, Van Otterloo & Co., 2001

By: Joshua Musher and Andre F. Perold

Asset manager GMO underperforms the market during the 1996-2000 stock market bubble because of the focus on absolute risk. After suffering significant client withdrawals, performance again shines when the bubble collapses. Did they win the battle only to lose the war?... View Details

Keywords: Customers; Asset Management; Stocks; Investment; Price Bubble; Mathematical Methods; Risk and Uncertainty

21 Feb 2018
News

Investing in Tech That’s Worth the Wait

Teaching Interest

Demystifying the Family Enterprise

By: Christina R. Wing

This course is primarily designed for students who are pursuing a career in family run businesses, family owned businesses, investment roles in family offices, or students that might invest in or wholly purchase a family owned business through a private equity firm,... View Details

February 2010
Case

Revitalizing Dell

By: Jan W. Rivkin

Dell Inc., with its vaunted Direct Model, defined success in the personal computer industry for more than a decade. Starting in the mid-2000s, however, the company fell on hard times. In 2009, Michael Dell and his management team must figure out why the Direct Model... View Details

Keywords: Business Model; Change Management; Industry Growth; Competitive Strategy; Competitive Advantage; Computer Industry

July 2010 (Revised February 2011)
Supplement

Eden McCallum: A Network-Based Consulting Firm (B)

By: Heidi K. Gardner and Erin McFee

To weather the 2009 financial crisis, Eden McCallum's cofounders must renegotiate partners' compensation, attract independent consultants to meet different client demands, and reassure their Advisory Board that their network-based consulting model remains sound. The... View Details

Keywords: Business Model; Decision Choices and Conditions; Financial Crisis; Entrepreneurship; Governing and Advisory Boards; Compensation and Benefits; Partners and Partnerships; Consulting Industry

20 Jul 2009
Research & Ideas

Markets or Communities? The Best Ways to Manage Outside Innovation

of an article in the current issue of MIT Sloan Management Review by Lakhani and collaborator Kevin J. Boudreau (London Business School), "How to Manage Outside Innovation" (free registration required). The right View Details

Keywords: by Sean Silverthorne; Technology

15 Jul 2008
First Look

First Look: July 15, 2008

explosive growth since its September 2005 launch. But proposed changes in royalty rates threatened to kill off many Internet radio sites, including Pandora. Explores Pandora's business model and whether it... View Details

Keywords: Martha Lagace

March 2025
Case

Stagwell: AI and the Future of Marketing

By: Suraj Srinivasan and Radhika Kak

In early 2025, Mark Penn, Founder, CEO and Chairman of Stagwell, a global marketing company with a network of over 70+ agencies that served over 4000 blue-chip customers across 40 countries, was looking at ways that marketers should navigate the disruption emanating... View Details

Keywords: Advertising; Innovation Strategy; Change Management; AI and Machine Learning; Digital Transformation; Technology Adoption; Marketing Strategy; Service Delivery; Creativity; Business Model; Advertising Industry; Technology Industry

August 2012 (Revised August 2014)
Case

Cancer Treatment Centers of America® (A)

By: Regina E. Herzlinger and Natalie Kindred

Cancer Treatment Centers of America (CTCA), a U.S. network of four privately owned oncology focused factory hospitals, was weighing options for growth. CTCA was entirely cancer focused and specialized in treating patients with complex and advanced-stage cancers, who... View Details

15 Oct 2009
Working Paper Summaries

Mixed Source

Keywords: by Ramon Casadesus-Masanell & Gastón Llanes; Technology

September 2009 (Revised November 2010)
Case

Endeavor: Creating a Global Movement for High-Impact Entrepreneurship

By: William A. Sahlman

This case describes a critical inflection point in the growth of an international development "mentor capitalist" nonprofit, Endeavor. As Endeavor aims to scale its high-impact entrepreneurship model globally, founder Linda Rottenberg must determine what success looks... View Details

Keywords: Developing Countries and Economies; Social Entrepreneurship; Global Strategy; Corporate Social Responsibility and Impact; Nonprofit Organizations; Jordan

April 2025
Article

The Fed and the Secular Decline in Interest Rates

By: Sebastian Hillenbrand

In this paper I document a striking fact: a narrow window around Fed meetings fully captures the secular decline in U.S. Treasury yields since 1980. By contrast, yield movements outside this window are transitory and wash out over time. This is surprising because the... View Details

Keywords: United States Treasury; Monetary Policy; Yield Curve; Bonds; Financial Markets; Government Administration; Valuation; Interest Rates; United States

SSRN

Read Now

March 2008 (Revised November 2008)
Case

Sony Digital Entertainment, Japan

By: Anita Elberse

It is late 2007. So-called cell phone ("keitai") novels have turned into an extremely popular form of entertainment-on-the- go in Japan, in particular among young, female readers. In fact, consisting mostly of love stories written by amateurs in short sentences and... View Details

Keywords: Books; Marketing Strategy; Open Source Distribution; Competition; Mobile Technology; Media and Broadcasting Industry; Publishing Industry; Telecommunications Industry; Japan

August 2013 (Revised July 2025)
Case

Amazon in 2025

By: Sunil Gupta and Margaret L. Rodriguez

Amazon launched its website in July 1995 to sell books online and by 2020 it has grown to become a digital giant with over $280 billion in annual sales. A large part of its growth came from expanding into a variety of businesses that some see as unrelated. Has it... View Details

Keywords: Platforms; Complements; Showrooming; Ecosystem; Growth Strategy; Competitive Advantage; Network Effects; Internet and the Web; Business Model; Competitive Strategy; Growth and Development Strategy; Digital Platforms; Retail Industry; Publishing Industry

August 2017 (Revised December 2018)
Case

Tamarin App: Natural Language Processing

By: Srikant M. Datar and Caitlin N. Bowler

In this case, students explore the challenges of using sentiment analysis to monitor and understand public perception around a software application, Tamarin SEO App. Technical topics include building a filtering classifier using naive Bayes and sentiment analysis This... View Details

Keywords: Data Science; Branding; Data Analytics; Analytics and Data Science; Brands and Branding; Analysis; Perception; Planning

16 Nov 2010
First Look

First Look: November 16, 2010

International Criminal Court Rafael Di Tella and Natalie KindredHarvard Business School Case 710-060 This Case describes a controversial 2010 decision by the International Criminal Court (ICC) and alludes to some of the broader challenges... View Details

Keywords: Sean Silverthorne

November 2000
Case

Geocast Network Systems, Inc.

By: Thomas R. Eisenmann, Christina L. Darwall and Elizabeth Kind

Geocast, a venture-backed start-up, had developed innovative technology for "datacasting" broadband information and entertainment content to an external hard drive, where it was cached for later retrieval by a Web-enabled PC. By using terrestrial TV, direct broadcast... View Details

Keywords: Business Model; Customer Value and Value Chain; Entrepreneurship; Venture Capital; Information Management; Technological Innovation; Marketing Channels; Corporate Strategy; Entertainment and Recreation Industry; Web Services Industry

Find at Harvard

18 Oct 2010
Lessons from the Classroom

Venture Capital’s Disconnect with Clean Tech

MBA students often fall into one of two categories—those hungry to rush into careers as venture capitalists, and those eager to found a venture-funded start-up. For all of them, Harvard Business School professor Joseph Lassiter has some intriguing advice: Spend a few... View Details

Keywords: by Carmen Nobel; Energy; Utilities; Financial Services

January 2025
Teaching Note

Vytal: Packaging-as-a-Service

By: George Serafeim, Michael W. Toffel and Stacy Straaberg

Teaching Note for HBS Case No. 124-007. The Germany-based startup Vytal operated the largest digital-native reusable packaging-as-a-service network globally, having raised nearly €15 million, established a large network of restaurant partners, and prevented the use of... View Details