Publications

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11 Nov 2021
News

These Fort Worth Nonprofits are Tapping Into the Wedding Industry to Fund Services

31 May 2017
News

You Can Blame Wall Street For Your Crappy Flight

03 Oct 2016
News

Immigrants Play a Disproportionate Role in American Entrepreneurship

2019
Article

Time Series Experiments and Causal Estimands: Exact Randomization Tests and Trading

By: Iavor I Bojinov and Neil Shephard

We define causal estimands for experiments on single time series, extending the potential outcome framework to dealing with temporal data. Our approach allows the estimation of a broad class of these estimands and exact randomization based p-values for testing causal... View Details

Keywords: Causality; Nonparametric; Potential Outcomes; Trading Costs; Mathematical Methods

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2010
Article

We Cannot Go On: Disruptive Innovation and the First World War Royal Navy

By: Gautam Mukunda

Insights from Disruptive Innovation theory (DI) are often used in the formulation, implementation, and evaluation of national security policy. DI explains why successful companies are sometimes defeated by new competitors with relatively unsophisticated products.... View Details

Keywords: Technology; History; National Security; Framework; Adaptation; Organizational Change and Adaptation; Technological Innovation; Machinery and Machining; Disruptive Innovation; Theory; Developing Countries and Economies; Technology Industry

August 1999 (Revised October 1999)
Case

RCA Records: The Digital Revolution

By: Jeffrey F. Rayport, Carin-Isabel Knoop and Cate Reavis

In 1995, Bertelsmann-owned RCA Records was considered a "tired and old" record label. By 1999, the company represented a number of the "hottest" acts in the music industry. Nevertheless, the company's position (as well as that of the entire music industry) was under... View Details

Keywords: Brands and Branding; Business Model; Competition; Corporate Strategy; Internet and the Web; Change Management; Marketing Strategy; Music Industry; Entertainment and Recreation Industry; United States

Information systems generate copious trace data about what individuals do and when they do it. Trace data may affect the resolution of lawsuits by, for... View Details

September 2020 (Revised May 2024)
Case

Hot Wheels: Launching The Mixed Play Experience

By: Elie Ofek, Andres Terech and Nicole Tempest Keller

Chris Down, Global Brand General Manager for Hot Wheels, and his team from the Advanced Play Group within Mattel, Inc., had developed an entirely new “mixed play” product experience that blended familiar Hot Wheels play in the physical world with breakthrough play in... View Details

Keywords: Toys; Go-to-market Strategy; Product Development; Technological Innovation; Product Launch; Product Positioning; Decision Making; Marketing; Strategy; Los Angeles

Educators

09 Nov 2023
HBS Case

What Will It Take to Confront the Invisible Mental Health Crisis in Business?

firm recognize is an important part of people’s lives. We’re giving you all the slack. Those of you who want to take it, great. If you don’t, great. It’s totally up to you.” I think that will generate [exposure] in a much more organic... View Details

Keywords: by Kara Baskin; Health

2018
Working Paper

Need for Speed: The Impact of Website Performance on Online Retail

By: Santiago Gallino, Nil Karacaoglu and Antonio Moreno

The share of e-commerce sales is rapidly increasing and so are the associated losses generated by website outages and slow websites. We leverage novel retail and website performance data to investigate the impact of website performance on online sales. This question is... View Details

Keywords: Online Retail; Quasi-experiments; Abandonment; Synthetic Control; Internet and the Web; Performance; Service Operations

SSRN

March 2011 (Revised February 2014)
Case

Cree, Inc.: Which Bright Future?

By: David J. Collis, Mary Furey and Matthew Shaffer

After its founding in the late 1980s, Cree Inc. quickly grew into a major player in the emerging LED market. By 2007, technological improvements in LEDs had made them suitable for TV, computer, and mobile "backlighting"; and concerns over global warning led to calls to... View Details

Educators

April 2021
Teaching Note

GreenFire Energy, 2020: Geothermal Innovation

By: John R. Wells and Benjamin Weinstock

In June 2020, after ten years of effort, GreenFire Energy Inc. (GreenFire) demonstrated its new geothermal electricity generation technology, ECO2G™. While conventional geothermal electricity only supplied 0.5% of US demand, the new technology promised to increase this... View Details

Keywords: Green Energy; Geothermal; Entrepreneur; Renewables; Geothermal Electricity; Green Technology; Renewable Energy; Energy Generation; Technological Innovation; Entrepreneurship; Strategy; Commercialization

August 2020 (Revised November 2022)
Case

George Soros: The Stateless Statesman

By: Geoffrey Jones and Wendy Ying

This case traces the business career and philanthropic activities of George Soros. The Hungarian-born Soros made a fortune as a hedge fund investor after establishing Quantum Fund on the tax haven island of Curaçao in the Netherlands Antilles in 1973 where he was... View Details

Keywords: Hedge Fund; Philanthropy; Populism; Finance; Philanthropy and Charitable Giving; Political Elections; Personal Development and Career; Leadership Style; Financial Services Industry; Europe; Hungary; United Kingdom; North and Central America; United States

Educators

Article

Making Exit Interviews Count

By: Everett Spain and Boris Groysberg

In the knowledge economy, skilled employees are the assets that drive organizational success. Thus companies must learn from them—why they stay, why they leave, and how the organization needs to change. A thoughtful exit interview—whether it be a face-to-face... View Details

Keywords: Information; Management Practices and Processes; Retention; Resignation and Termination

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2024
Working Paper

The Cram Method for Efficient Simultaneous Learning and Evaluation

By: Zeyang Jia, Kosuke Imai and Michael Lingzhi Li

We introduce the "cram" method, a general and efficient approach to simultaneous learning and evaluation using a generic machine learning (ML) algorithm. In a single pass of batched data, the proposed method repeatedly trains an ML algorithm and tests its empirical... View Details

Keywords: AI and Machine Learning