Publications

January 1983 (Revised January 1998)
Background Note

Note on Analyzing BGIE Data

Introduces students to the process of data analysis in Business, Government, and the International Economy (BGIE) cases. Uses examples from Selected U.S. Statistics: Part I. View Details

Keywords: Data and Data Sets; Analysis

May 8, 2020
Article

Which Covid-19 Data Can You Trust?

By: Satchit Balsari, Caroline Buckee and Tarun Khanna

The COVID-19 pandemic has produced a tidal wave of data, but how much of it is any good? And as a layperson, how can you sort the good from the bad? The authors suggest a few strategies for dividing the useful data from the misleading: Beware of data that’s too broad... View Details

Keywords: COVID-19 Pandemic; Health Pandemics; Analytics and Data Science

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August 2024
Technical Note

Introduction to Data Analysis in Python

By: Michael Parzen and Jo Ellery

This note introduces Python as a tool for data science, including the Pandas library for data analysis. View Details

Keywords: Analytics and Data Science

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

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January 2019 (Revised February 2024)
Teaching Note

Hubble Contact Lenses: Data Driven Direct-to-Consumer Marketing

By: Ayelet Israeli

Teaching Note for HBS No. 519-011. As its Series A extension round approaches, the founders of Hubble, a subscription-based, social-media fueled, direct-to-consumer (DTC) brand of contact lenses, are reflecting on the marketing strategies that have taken them to a... View Details

Fast Answer

Buildings: performance data

Where can I find design and performance data for green buildings worldwide? You may begin with: Building Performance Database - United States EU Buildings Database - European Commission Additional resources:... View Details

March 2023
Module Note

Client Interviewing and Data Collection

By: David G. Fubini and Patrick Sanguineti

A module note for the Mastering Consulting and Advisory Skills (MCAS) course, "Client Interviewing and Data Collection" introduces the essentials of client interviews and provides best practices for early career consultants and advisors. View Details

December 2021
Case

Burning Glass Technologies: From Data to Product

By: Suraj Srinivasan and Amy Klopfenstein

In May 2021, Matt Sigelman, CEO of Burning Glass Technologies, a company that provided labor market analytics for a variety of markets, navigates his company’s transition from data company to product company. Burning Glass originated as a service that used artificial... View Details

01 Dec 2014
News

Making Big Data Fashionable

styles are resonating with consumers. By monitoring data such as social media chatter, shared images, and Google searches, Trendalytics can identify specific trends that a brand can then use to guide everything from the product mix to... View Details

Keywords: Christine Lejeune; fashion; Market Research, Photo, Translation, Veterinary and Other Services; Professional Services

June 2020
Supplement

Ride-Hailing Services Data

By: E. Ofek

24 Apr 2014
News

Tackling the data dilemma

firm with innovative products, services, and solutions to help companies transition to the new style of IT. Since joining HP in 2011, Whitman has championed initiatives that help customers navigate the new realities of 21st-century technology, including the problems... View Details

23 Nov 2021
News

Data Storytelling: How to Effectively Tell a Story with Data

Web

Request the Data - Leadership

Great American Business Leaders of the 20th Century Request Data in Excel Spreadsheet Before we release the Great American Business Leaders of the 20th Century database to you, we must receive this form. The database you will receive... View Details

September 2023
Case

Trilling Foods: Managing People with Data

By: Alexandra C. Feldberg and Jeffrey T. Polzer

Trilling Foods, a regional bricks-and-mortar grocery chain, has recently provided its frontline managers with new tools for using data. Allison Andersen, Trilling’s VP of Data Science, has spearheaded these efforts. Yet, as she works with Kent Wade, the general manager... View Details

Keywords: Digital Transformation; Management Practices and Processes; Training; Organizational Change and Adaptation; Food and Beverage Industry; Retail Industry

September 1969 (Revised June 1976)
Case

Control Data Corp. (D)

Set in 1965, at a time when the company's mix of "sales" was shifting increasingly to customer leasing of its computers, the student is asked to evaluate possible revisions in the policies for depreciating the cost of a leased computer. View Details

Keywords: Accounting; Leasing