Publications

December 2016
Article

Fake It Till You Make It: Reputation, Competition, and Yelp Review Fraud

By: Michael Luca and Georgios Zervas

Consumer reviews are now part of everyday decision making. Yet, the credibility of these reviews is fundamentally undermined when businesses commit review fraud, creating fake reviews for themselves or their competitors. We investigate the economic incentives to commit... View Details

Keywords: Ethics; Marketing Reference Programs

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Top management structures in large US firms have changed significantly since the mid-1980s. While the size of the executive team—the group of managers reporting directly to the CEO—doubled during this period, this growth was driven primarily by an... View Details

August 2002 (Revised June 2006)
Background Note

Steps Toward Self-Assessment

Provides an overview of the self-assessment process and data-generating instruments employed in the course Self-Assessment and Career Development. The major steps in the outlined process are: gathering data through the instruments; reacting to the data and instruments;... View Details

Keywords: Personal Development and Career

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25 Sep 2024
HBS Seminar

Nan Clement, MIT Sloan School of Management

Video

Analytics Track Trailer

24 Feb 2020
Research & Ideas

The Hidden Vulnerabilities of Open Source Software

million, of secure web servers on the internet and allowed numerous data breaches, including the theft of 4.5 million medical records from a large hospital chain. In response to Heartbleed, the Linux... View Details

Keywords: by Frank Nagle and Jenny Hoffman; Computer

2008
Working Paper

Concentration Levels in the U.S. Advertising and Marketing Services Industry: Myth vs. Reality

By: Alvin J. Silk and Charles King III

This paper analyzes changes in concentration levels in the U.S. Advertising and Marketing Services (A&MS) industry using publicly released data that have been largely ignored in past discussions of the industrial organization of this industry, namely those available... View Details

Keywords: Advertising; Mergers and Acquisitions; Revenue; Analytics and Data Science; Surveys; Marketing; Measurement and Metrics; Rank and Position; Competition; Advertising Industry; Service Industry; United States

Fast Answer

Historical and forecasted economic statistics

GDP click GDP and Components. On the data page, choose from the drop-down menus provided to select the Country, series options, and desired date(s). Global Financial... View Details

05 Jul 2006
Working Paper Summaries

A Survey-Based Procedure for Measuring Uncertainty or Heterogeneous Preferences in Markets

Keywords: by Pai-Ling Yin; Technology; Web Services

14 Sep 2020
Research & Ideas

You're Right! You Are Working Longer and Attending More Meetings

Probing the productivity and morale toll The anonymized nature of the data made it difficult to discern the quality of the meetings and email communication, View Details

Keywords: by Danielle Kost

30 Mar 2021
Research & Ideas

Commuting Hurts Productivity and Your Best Talent Suffers Most

negative health outcomes, including heart disease—Wu says this is the first study to analyze the impact on the innovation generated by firms and their workers. The research team analyzed a sample of 3,445 inventors View Details

Keywords: by Lane Lambert

September 2020
Article

How Multimedia Shape Crowdfunding Outcomes: The Overshadowing Effect of Images and Videos on Text in Campaign Information

By: J Yang, Y Li, Goran Calic and Anton Shevchenko

This study aims to explore the moderating effect of the number of images and videos on the relationship between text length in crowdfunding campaign descriptions and crowdfunding outcomes. We use data from 13,622 technology campaigns on the Kickstarter website to test... View Details

Keywords: Crowdfunding; Media; Cognition and Thinking; Performance Effectiveness; Entrepreneurial Finance

2025
Working Paper

Enhancing Treatment Effect Prediction on Privacy-Protected Data: An Honest Post-Processing Approach

By: Ta-Wei Huang and Eva Ascarza

As firms increasingly rely on customer data for personalization, concerns over privacy and regulatory compliance have grown. Local Differential Privacy (LDP) offers strong individual-level protection by injecting noise into data before collection. While... View Details

Keywords: Targeted Intervention; Conditional Average Treatment Effect Estimation; Differential Privacy; Honest Estimation; Post-processing; Analytics and Data Science; Consumer Behavior; Marketing

SSRN

August 1995 (Revised August 1995)
Case

CIGNA Property and Casualty Reengineering (A)

By: Richard L. Nolan, Donna B. Stoddard, Chiara Francalanci and Elise C Martin

Reengineering was introduced at CIGNA Corp. in 1988. CIGNA entered a second wave reengineering effort through a major project at CIGNA P&C, one of CIGNA's larger businesses. P&C was in financial crisis and as a result brought in a new executive team in 1991 to head the... View Details

Keywords: Transformation; Cost vs Benefits; Design; Growth and Development; Analytics and Data Science; Growth and Development Strategy; Balanced Scorecard; Financial Crisis; Crisis Management; Projects; Information Technology; Insurance Industry

Educators

December 2023
Article

When Should the Off-Grid Sun Shine at Night? Optimum Renewable Generation and Energy Storage Investments

By: Christian Kaps, Simone Marinesi and Serguei Netessine

Globally, 1.5 billion people live off the grid, their only access to electricity often limited to operationally-expensive fossil fuel generators. Solar power has risen as a sustainable and less costly option, but its generation is variable during the day and... View Details

Keywords: Energy; Renewable Energy

March–April 2012
Article

The Rise and Fall of Small Worlds: Exploring the Dynamics of Social Structure

By: Ranjay Gulati, Maxim Sytch and Adam Tatarynowicz

This paper explores the interplay between social structure and economic action by examining some of the evolutionary dynamics of an emergent network that coalesces into a small-world system. The study highlights the small-world system's evolutionary dynamics at both... View Details

Keywords: Culture; System; Relationships; Globalization; Industry Clusters; Information; Networks; Competitive Strategy; Computer Industry

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2018
Working Paper

Opportunistic Returns and Dynamic Pricing: Empirical Evidence from Online Retailing in Emerging Markets

By: Chaithanya Bandi, Antonio Moreno, Donald Ngwe and Zhiji Xu

We investigate how dynamic pricing can lead to higher operational costs through more product returns in the online retail industry. Dynamic pricing has been widely applied by many online retailers. Research has shown that, in response to dynamic pricing, some customers... View Details

Keywords: Price; Policy; Consumer Behavior; Cost Management; Emerging Markets; Retail Industry

January 1975 (Revised April 2009)
Case

Optical Distortion, Inc. (A)

A new product, contact lenses for chickens, is to be introduced by a small firm formed to market the product. An entry strategy must be planned including price, sales force, size, and location. Allows data for computation of economic benefit to farmers. Includes... View Details

Keywords: Entrepreneurship; Price; Geographic Location; Marketing Strategy; Product Launch; Market Entry and Exit; Sales

Educators