Eines der Hauptprobleme, das den Einsatz von elektronischen Handelssystemen behindert, ist fehlendes Vertrauen der Nutzer in den Handel mit solchen Systemen. Die hier heutzutage eingesetzten Lösungen, die sichere Kommunikation zwischen Nutzern und Marktplatz ermöglichen, bilden zwar eine...

We analyze how di erent dimensions of a seller's reputation a ectpricing power in electronic markets. We do so by using text miningtechniques to identify and structure dimensions of importance fromfeedback posted on reputation systems, by aggregating and scoring thesedimensions based on the...

As Internet-based commerce becomes increasingly widespread, large datasets about the demand for and pricing of a wide variety of productsbecome available. These present exciting new opportunities for empiricaleconomic and business research, but also raise new statistical issuesand challenges. In...

Information systems can serve as intermediaries between the buyers andthe sellers in a market, creating an "electronic marketplace"that lowers the buyers' cost to acquire information about seller pricesand product offerings. As a result, electronic marketplaces reduce theinefficiencies caused by...

We present a framework for measuring software quality using pricing anddemand data, and empirical estimates that quantify the extent of qualitydegradation associated with software ver- sioning. Using a 7-month,108-product panel of software sales from Amazon.com, we document theextent to which...

The phenomenon of sponsored search advertising – where advertiserspay a fee to Internet search engines to be displayed alongside organic(non-sponsored) web search results – is gaining ground as thelargest source of revenues for search engines. Using a unique paneldataset of several hundred...

Purpose: The purpose of this paper is to explain variations in discretionary information shared between buyers and key suppliers. The paper also aims to examine how the extent of information shared affects buyers’ performance in terms of resource usage, output, and flexibility. ----- -----...

The contribution of market structure to the success of an electronic marketplace (e-marketplace) is an issue that has not received a great deal of attention in the literature. Although, researchers have given some attention to the antecedents of successful e-marketplace participation by...

The Internet is often attributed with shaping new business models and making a substantial impact on existing business models. This paper examines the issues surrounding e-Business and its impact on business models. Most studies on the topic look at one dimensional views of the business,...

Online product review networks help to transmit information that customers can use to evaluate product quality. The prior literature has found that, in the aggregate, better product reviews lead to higher sales. However, product review networks increasingly include an explicit social component...