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- All HBS Web
(1,887)
- People (2)
- News (340)
- Research (1,380)
- Events (11)
- Multimedia (3)
- Faculty Publications (831)
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- September 2018
- Article
Aggregation of Consumer Ratings: An Application to Yelp.com
By: Weijia Dai, Ginger Jin, Jungmin Lee and Michael Luca
Because consumer reviews leverage the wisdom of the crowd, the way in which they are aggregated is a central decision faced by platforms. We explore this "rating aggregation problem" and offer a structural approach to solving it, allowing for (1) reviewers to vary in... View Details
Keywords: User Generated Content; Crowdsourcing; Yelp; Social and Collaborative Networks; Information; Internet and the Web; Learning; Mathematical Methods; E-commerce
Dai, Weijia, Ginger Jin, Jungmin Lee, and Michael Luca. "Aggregation of Consumer Ratings: An Application to Yelp.com." Quantitative Marketing and Economics 16, no. 3 (September 2018): 289–339.
- February 2011
- Teaching Note
Porsche: The Cayenne Launch (TN)
By: John Deighton and Jill Avery
Teaching Note for 511-068. View Details
- 19 Jan 2016
- First Look
January 19, 2016
Markets By: Baker, Malcolm Abstract—The link between measures of risk and return within the equity market has been very weak over the past 47 years: in the United States, returns on high-risk stocks have... View Details
Keywords: Sean Silverthorne
- February 2013
- Case
18 Months in a Startup: Zaggora.com
By: Tom Nicholas
The founders of Zaggora reflected back on a tumultuous year-and-a-half in which they had generated, from just $40,000 in personal savings, a multi-million dollar sportswear enterprise selling Hotpants to women. These were hotpants not of the 1960s hipster variety, but... View Details
Keywords: Internet and the Web; Growth Management; Problems and Challenges; Business Startups; Brands and Branding; Innovation and Invention; Corporate Finance; Apparel and Accessories Industry; Sports Industry
Nicholas, Tom. "18 Months in a Startup: Zaggora.com." Harvard Business School Case 813-140, February 2013.
- 08 Jan 2014
- What Do You Think?
Do Productivity Increases Contribute to Social Inequality?
term cultural changes (she cited reduced education, greater dependence on drugs, and entitlement programs) are the basis for many of the disparities in employment. Productivity is necessary where not enough skills are available at the level required within a specific... View Details
Keywords: by James Heskett
- 05 Jul 2006
- Research & Ideas
Reinventing the Dowdy Savings Bond
months. Marketing for the program was also eliminated. While all banks sell bonds, the $.50 to $.85 they earn for each transaction gives them little financial incentive to make the process easy for consumers. Finally, the Treasury's... View Details
- 23 Feb 2010
- First Look
First Look: Feb. 23
multi-location firms increase internal ties when they face appropriability risks from direct competitors. Our empirical analysis of the global semiconductor industry shows that when leading firms co-locate with direct market competitors,... View Details
Keywords: Martha Lagace
- 19 Feb 2013
- First Look
First Look: Feb. 19
PublicationsLabor Regulations and European Venture Capital Authors:Bozkaya, Ant, and William R. Kerr Publication:Journal of Economics & Management Strategy Abstract European nations substitute between employment protection regulations and labor View Details
Keywords: Sean Silverthorne
- 01 Feb 2000
- Research & Ideas
Keeping Track: Performance Measurement, Control & Strategy
Dávila, now on the faculty of Stanford Business School. Some thirty case studies are also available in a version of the book geared toward students as well as managers who want to tap more extensively into examples of best practice. Q: Business is booming for corporate... View Details
Keywords: Re: Robert Simons
- January 2011
- Teaching Note
Online Pet Supply Retailing (TN)
By: Tom Nicholas
Teaching Note for 809-117. View Details
- March 2020 (Revised May 2020)
- Case
Redefining Mogul
By: Ethan C. Rouen
Tiffany Pham taught herself to code and created a technology platform, Mogul, with the goal of providing girls and women around the world with information and opportunities. After several years Mogul had reached more than 146 million women around the world and had... View Details
Keywords: Women; Inclusion; Technology; Branding; Social Impact; Entrepreneurship; Internet and the Web; Information; Knowledge Dissemination; Gender; Diversity; Brands and Branding; Expansion; Strategy; Media; Personal Development and Career; Technology Industry; Media and Broadcasting Industry; United States
Serafeim, George, Ethan Rouen, and Sarah Gazzaniga. "Redefining Mogul." Harvard Business School Case 120-043, March 2020. (Revised May 2020.)
- 10 Jun 2008
- First Look
First Look: June 10, 2008
managers will use the discretion given by such estimates to convey private information on future cash flows, while agency theory predicts managers will use the discretion opportunistically. We test these alternative hypotheses using a sample of firms with View Details
Keywords: Martha Lagace
- 23 Jun 2003
- Research & Ideas
Historically Speaking: A Roundtable at HBS
the time that as far as the Internet was concerned, the government was not involved. That observation intrigued me. Later, I listened to a conversation between two FIBS historians regarding the enclosure movement in England between the... View Details
Keywords: by Jim Aisner
- March 2017 (Revised March 2022)
- Case
Flashion: Art vs. Science in Fashion Retailing
By: Kris Ferreira and Karim R. Lakhani
Kate Wilson, retail analytics manager at Flashion, a fashion flash-sale site, is tasked with developing analytics to optimize pricing for first-exposure products on the site. Many in the industry have relied on years of experience and intuition to determine pricing—can... View Details
Keywords: Analytics; Pricing; Data; Service Operations; Forecasting and Prediction; Internet and the Web; Technology Adoption; Mathematical Methods; Decision Making; E-commerce; Retail Industry; Fashion Industry; United States
Ferreira, Kris, and Karim R. Lakhani. "Flashion: Art vs. Science in Fashion Retailing." Harvard Business School Case 617-059, March 2017. (Revised March 2022.)
- January 2003 (Revised March 2004)
- Case
Silverado (A)
By: Jan W. Rivkin and Charles J. Woodard
Silverado has raised $50 million and launched its first product: an Internet-based trivia game with innovative software. In a highly uncertain environment, the young management team must decide whether to continue developing the product and whether to branch out into... View Details
Keywords: Risk and Uncertainty; Technological Innovation; Strategic Planning; Internet and the Web; Decision Choices and Conditions; Product Launch; Business Strategy; Entertainment and Recreation Industry
Rivkin, Jan W., and Charles J. Woodard. "Silverado (A)." Harvard Business School Case 703-441, January 2003. (Revised March 2004.)
- 07 Sep 2016
- What Do You Think?
How Can the Threat of Networks Be Reduced?
graph theorists had to say about the impact of network design on transportation and inventory location at least 60 years ago. It was my meal ticket to a position on the Harvard Business School faculty. What has changed, of course, is the impact of the View Details
Keywords: by James Heskett
- 30 Nov 2016
- Op-Ed
Where Could More Regulation Help Small Businesses? Online Lending.
charter permitting preemption of state law. The Internet is not bound by any one state, and the market for loans online is no exception—regulation must reflect this new reality. However, regulators should... View Details
- 22 Dec 2016
- Op-Ed
The Small Business Administration is a Model for How to Drive Economic Growth
but needs some credit support. This allows women-owned small businesses, minority-owned small businesses, and others in underserved geographies to get credit even if the private sector market is not fully providing access. As my co-author... View Details
Keywords: by Karen Mills
- December 2003
- Teaching Note
Capital One Financial Corporation (TN)
By: Bharat N. Anand and Michael G. Rukstad
Teaching Note to (9-700-124). View Details
- 12 Sep 2017
- First Look
First Look at New Research and Ideas, September 12, 2017
2017 Harvard Business Review The Real Reason Uber Is Giving Up in China By: Kirby, William C. Abstract—The article examines the role of the Chinese government in transport firm Uber's decision to sell its China operation to a rival View Details
Keywords: Carmen Nobel