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Show Results For
- All HBS Web
(8,544)
- People (32)
- News (2,878)
- Research (2,991)
- Events (24)
- Multimedia (160)
- Faculty Publications (1,294)
- 16 Jun 2022
Information Session in Milan
Join us for an in-person information session about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. The event will include an admissions... View Details
- 17 May 2022
Information Session in Shreveport
Join us for an in-person information session about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. The event will include an admissions... View Details
- 17 May 2022
Information Session in Pittsburgh
Join us for an in-person information session about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. The event will include an admissions... View Details
- 17 May 2022
Information Session in Chattanooga
Join us for an in-person information session about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. The event will include an admissions... View Details
- 17 May 2022
Information Session in Baltimore
Join us for an in-person information session about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. The event will include an admissions... View Details
- 12 PM – 1 PM EDT, 21 Mar 2017
- Webinars: Trending@HBS
Is American Democracy in Trouble? Thoughts on the Perils (and Promise) of an Aging Democracy
Is American democracy in trouble? What could this mean for the nations economy and business environment? Professor Moss will take up these questions from an historical perspective, exploring the strengths and weaknesses of the nations political system as it has evolved... View Details
- 8 AM – 5 PM EDT, 01 Jun 2017
- Career Events
Career Reboot Camp in Boston
Career Reboot Camp in Boston! Led by Professor Tim Butler and facilitated by HBS career coaches, participants will work through exercises to reflect on their key career interests, what's important to them in work and life, and create a plan to move forward towards a... View Details
- 16 May 2022
Information Session in Phoenix
Join us for an in-person information session about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. The event is being co-hosted with Be A... View Details
- 02 Nov 2022
Information Session in Charlotte
Join us for an in-person information session about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. The event will include an admissions... View Details
- 11 Dec 2019
Information Session in London
Join us to learn more about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. You will have the opportunity to hear from local alumni about the... View Details
- 30 Oct 2019
Information Session in Phoenix
Join us to learn more about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. You will have the opportunity to hear from local alumni about the... View Details
- 09 Oct 2019
Information Session in Monterrey
Join us to learn more about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. You will have the opportunity to hear from local alumni about the... View Details
- 26 Sep 2019
Information Session in Johannesburg
Join us to learn more about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. You will have the opportunity to hear from local alumni about the... View Details
- 22 Jul 2019
Information Session in Chengdu
Join us to learn more about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. You will have the opportunity to hear from local alumni about the... View Details
- 18 Jul 2019
Information Session in Beirut
Join us to learn more about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. You will have the opportunity to hear from local alumni about the... View Details
- 12 Jun 2019
Information Session in Paris
Join us to learn more about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. You will have the opportunity to hear from local alumni about the... View Details
- 20 Jul 2019
Information Session in Gurugram
Join us to learn more about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. You will have the opportunity to hear from local alumni about the... View Details
- 19 Jun 2019
Information Session in Chicago
Join us to learn more about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. You will have the opportunity to hear from local alumni about the... View Details
- 08 Apr 2019
Information Session in Berlin
Join us to learn more about the Harvard Business School MBA Program. This event is designed for prospective applicants to learn more about the MBA Program and life at HBS. You will have the opportunity to hear from local alumni about the... View Details
- winter 2003
- Article
Massively Categorical Variables: Revealing the Information in Zip Codes
We introduce the idea of a massively categorical variable, a variable such as zip code that takes on too many values to be treated in the standard manner, and show how to use it directly as explanatory variables in an econometric model. In an application of this... View Details
Steenburgh, Thomas J., Andrew Ainslie, and Peder Hans Engebretson. "Massively Categorical Variables: Revealing the Information in Zip Codes." Marketing Science 22, no. 1 (winter 2003): 40–57.