Publications

May–June 2025
Article

Slowly Varying Regression Under Sparsity

By: Dimitris Bertsimas, Vassilis Digalakis Jr, Michael Lingzhi Li and Omar Skali Lami

We consider the problem of parameter estimation in slowly varying regression models with sparsity constraints. We formulate the problem as a mixed integer optimization problem and demonstrate that it can be reformulated exactly as a binary convex optimization problem... View Details

Keywords: Mathematical Methods; Analytics and Data Science

January 1998 (Revised March 1998)
Case

Viacom, Inc.: Carpe Diem (Condensed)

By: Joseph L. Bower and Thomas R. Eisenmann

Viacom has built a powerful position in the global entertainment industry through skillful and bold acquisitions. Now its expansion is challenged by the moves of Rupert Murdoch's News Corp. Different businesses within Viacom have contradictory positions on how to deal... View Details

Keywords: Acquisition; Cost vs Benefits; Decisions; Entertainment; Competition; Corporate Strategy; Expansion; Entertainment and Recreation Industry

08 Jan 2015
News

Why Working Mothers Still Aren't Happy

September 2016 (Revised March 2021)
Case

DBL Partners: Double Bottom Line Venture Capital

By: Shawn Cole, Mark Kramer, Tony L. He, Anshul Maudar and T. Robert Zochowski

This case explores the origins and current practices of DBL, a San Francisco–based venture capital fund and one of the first impact investment funds to achieve significant financial returns to scale. This case allows for a competitive analysis of DBL's investment... View Details

Keywords: Venture Capital; Investment Funds; Financial Strategy; Financial Services Industry; Tanzania

17 Aug 2021
Blog Post

Applying the MBA Skillset to Global Health Challenges: Summer Fellow Vasilis Theodorou (MBA 2022)

The HBS Summer Fellows Program enables students to apply their classroom training as they explore career opportunities in roles or regions where compensation is generally lower than the traditional MBA level. This summer, we are... View Details

Program

The Women's Leadership Forum

Summary While today's companies are making a concerted effort to grow leaders from within, many are missing a crucial opportunity by not fully utilizing the talents of executive women. In this women's... View Details

31 Jan 2022
News

Who Pays Tolls at Work, and Who Cruises on an Open Highway?

Article

Digital Ubiquity: How Connections, Sensors, and Data Are Revolutionizing Business

By: Marco Iansiti and Karim R. Lakhani

When Google bought Nest, a maker of digital thermostats, for $3.2 billion just a few months ago, it was a clear indication that digital transformation and connection are spreading across even the most traditional industrial segments and creating a staggering array of... View Details

Keywords: Digital Innovation; Digitization; Industrial Internet; Technological Innovation; Production; Competitive Strategy; Engineering; Aerospace Industry

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24 Aug 2017
Video

Building Businesses around Breakthrough Science

06 May 2024
Research & Ideas

The Critical Minutes After a Virtual Meeting That Can Build Up or Tear Down Teams

Virtual meetings have become the standard for global and hybrid team communication, but what happens when the call ends? Participants who are in the same room keep talking—and the tone of those conversations can dramatically impact team... View Details

Keywords: by Michael Blanding

31 Oct 2022
Research & Ideas

Why the Largest Minority Group Faces the Most Hate—and How to Push Back

American cities have experienced an alarming double-digit rise in hate crimes in recent years, due in part to factors like anti-Asian sentiment in the wake of the pandemic and racial strife following the murder View Details

Keywords: by Pamela Reynolds

February 1996 (Revised November 1996)
Case

Viacom, Inc.: Carpe Diem

By: Joseph L. Bower and Thomas R. Eisenmann

Viacom has reached a powerful position in the global entertainment industry through skillful and very bold acquisitions. Now its further expansion is challenged by the moves of Rupert Murdock's News Corp. Different businesses within Viacom have contradictory positions... View Details

Keywords: Acquisition; Cost vs Benefits; Decisions; Entertainment; Global Strategy; Management; Competition; Corporate Strategy; Expansion; Entertainment and Recreation Industry

Find at Harvard

06 May 2013
News

Crowdfunding tries to grow up

June 2024
Supplement

Legacy Partners (A)

By: Richard S. Ruback and Royce Yudkoff

Instructors should consider the timing of making videos available to students, as they may reveal key case details.

Stephen Holbrook and Austin Pulsipher (both HBS '19) had been leading Nutrishare since acquiring the company six months earlier in mid-2021.... View Details

May 2007 (Revised September 2007)
Case

Cleveland Clinic

By: Frances X. Frei, Amy C. Edmondson, Christine van Keuren and Eliot Sherman

Cleveland Clinic is consistently ranked among the nation's most eminent hospitals, and for decades has been a leader in pioneering cardiac care. This case evaluates the methods, processes, and personnel that the hospital has cultivated over the years in order to... View Details

Keywords: Health Care and Treatment; Medical Specialties; Innovation and Invention; Service Delivery; Expansion; Health Industry; Cleveland

20 Jan 2012
News

Students on Immersion Experience Program Present Findings to Malaysian Prime Minister

October 2016 (Revised October 2017)
Case

Going Rogue: Choson Exchange in North Korea

By: Sophus A. Reinert, Dawn H. Lau and Amy MacBeath

In mid-2015, the Singapore-based CEO of Choson Exchange Geoffrey See pondered his next move. He had founded Choson Exchange as a non-profit in 2009 to further female entrepreneurship in North Korea by providing business and legal training in the isolated country. Now,... View Details

Keywords: Entrepreneurship; For-Profit Firms; Risk and Uncertainty; Opportunities; North Korea

April 1999 (Revised March 2001)
Case

Be Our Guest, Inc.

By: Dwight B. Crane and Penny Joseph

Be Our Guest is a rapidly growing equipment rental company with substantial seasonality in its revenues and profits. In the spring of 1998, the senior management team is reviewing its financial plans in preparation for a meeting with the company's bank. The case... View Details

Keywords: Financial Strategy; Borrowing and Debt; Banks and Banking; Revenue; Management Teams; Business Plan; Forecasting and Prediction; Utilities Industry; Service Industry