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- 2016
- Chapter
User-Generated Content and Social Media
By: Michael Luca
This paper documents what economists have learned about user-generated content (UGC) and social media. A growing body of evidence suggests that UGC on platforms ranging from Yelp to Facebook has a large causal impact on economic and social outcomes ranging from...
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Keywords:
User-generated Content;
Crowdsourcing;
Design Economics;
Internet and the Web;
Marketing;
Economics;
Media;
Social Media
Luca, Michael. "User-Generated Content and Social Media." Chap. 12 in Handbook of Media Economics. Vol. 1B, edited by Simon Anderson, Joel Waldfogel, and David Strömberg. North-Holland Publishing Company, 2016.
- August 2015
- Supplement
Launching Yelp Reservations (B)
By: Michael Luca, Kevin Mohan and Patrick Rooney
Luca, Michael, Kevin Mohan, and Patrick Rooney. "Launching Yelp Reservations (B)." Harvard Business School Supplement 916-004, August 2015.
- July 2015 (Revised April 2016)
- Case
Launching Yelp Reservations (A)
By: Michael Luca, Kevin Mohan and Patrick Rooney
This case presents a multi-party negotiation among Yelp, current partner OpenTable, and two startups in the online restaurant reservation industry.
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Keywords:
Information Technology;
Negotiation;
Business Startups;
Acquisition;
Technology Industry;
United States
Luca, Michael, Kevin Mohan, and Patrick Rooney. "Launching Yelp Reservations (A)." Harvard Business School Case 916-003, July 2015. (Revised April 2016.)
- Article
Positioning Brands Against Large Competitors to Increase Sales
By: Neeru Paharia, Jill Avery and Anat Keinan
We explore the effect of having a large dominant competitor and show the conditions under which focusing on a competitive threat, rather than hiding it, can actually help a brand. We demonstrate through lab and field studies that highlighting a large competitor's size...
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Keywords:
Brands;
Brand Management;
Brand Positioning;
Competitive Positioning;
Brands and Branding;
Marketing;
Marketing Strategy;
Consumer Products Industry;
Retail Industry;
Food and Beverage Industry;
Air Transportation Industry;
United States
Paharia, Neeru, Jill Avery, and Anat Keinan. "Positioning Brands Against Large Competitors to Increase Sales." Journal of Marketing Research (JMR) 51, no. 6 (December 2014): 647–656. (Lead article.)
- 2015
- Working Paper
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...
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Keywords:
Information;
Competition;
Internet and the Web;
Ethics;
Reputation;
Social and Collaborative Networks;
Retail Industry;
Food and Beverage Industry
Luca, Michael, and Georgios Zervas. "Fake It Till You Make It: Reputation, Competition, and Yelp Review Fraud." Working Paper. (May 2015. Revise and resubmit, Management Science.)
- 2016
- Working Paper
Reviews, Reputation, and Revenue: The Case of Yelp.com
By: Michael Luca
Do online consumer reviews affect restaurant demand? I investigate this question using a novel dataset combining reviews from the website Yelp.com and restaurant data from the Washington State Department of Revenue. Because Yelp prominently displays a restaurant's...
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Keywords:
Revenue;
Network Effects;
Reputation;
Social and Collaborative Networks;
Food and Beverage Industry;
Service Industry;
Washington (state, US)
Luca, Michael. "Reviews, Reputation, and Revenue: The Case of Yelp.com." Harvard Business School Working Paper, No. 12-016, September 2011. (Revised March 2016.)
- Research Summary
Crowdsourced reviews
By: Michael Luca
To determine whether online consumer reviews influence the way that reputation is formed, Professor Luca has combined reviews from the website Yelp.com with public restaurant data. He has shown that a one-star increase in Yelp ratings results in a 5- to 9-percent... View Details