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Online ratings play an important role in many markets. We study the often disputed information content of these ratings, by proposing a reduced-form Bayesian model of the typical buyer's rating decision. Our empirical evidence based on eBay raw data is in line with even intricate predictions...
Persistent link: https://www.econbiz.de/10012815762
Online ratings play an important role in many markets. However, how fast they can reveal seller types remains unclear. To study this question, we propose a new model in which a buyer learns about the seller’s type from previous ratings and her own experience and rates the seller if she learns...
Persistent link: https://www.econbiz.de/10014556695
In economic approaches it is often argued that reputation considerations influence the behavior of individuals or firms … and that reputation influences the outcome of markets. Empirical evidence is rare though. In this contribution we argue … that a positive reputation of sellers should have an effect on selling prices. Analyzing auctions of popular DVDs at eBay …
Persistent link: https://www.econbiz.de/10010365875
reputation system on market outcomes. We consider both a structured measure summarized in a numerical reputation score and a … buyers trade off reputation (both structured and unstructured) and price and are willing to accept higher bids posted by more … reputable bidders. Sellers also respond to changes in their own reputation through three different channels. They increase their …
Persistent link: https://www.econbiz.de/10014161376
This paper proposes a framework for demand estimation with data on bids, bidders' identities, and auction covariates from a sequence of eBay auctions. First the aspect of bidding in a marketplace environment is developed. Form the simple dynamic auction model with IPV and private bidding costs...
Persistent link: https://www.econbiz.de/10003412392
This paper proposes a framework for demand estimation with data on bids, bidders' identities, and auction covariates from a sequence of eBay auctions. First the aspect of bidding in a marketplace environment is developed. From the simple dynamic auction model with IPV and private bidding costs...
Persistent link: https://www.econbiz.de/10013317322
Persistent link: https://www.econbiz.de/10014515022
Persistent link: https://www.econbiz.de/10013257897
The ubiquitous process of digitization changes economic competition on markets in several ways and leads to the … digital goods and markets. In Germany, national competition law was amended in 2017 in order to accommodate for digitization … relevant examples. These developments challenge competition policy, which must consider the special economic characteristics of …
Persistent link: https://www.econbiz.de/10011926921
Persistent link: https://www.econbiz.de/10012000155