We analyze aggressive bidding, used as a strategy to intimidate auction competitors, with regards to its impact on the likelihood of winning an online auction. To answer our research question, we use a dataset containing actual market transaction records for approximately 7,000 online...

It is well known that consumer ratings play a major role in the purchase decisions of online shoppers. To examine the effect of the variance of these ratings on future product pricing and sales we propose an analytical model which considers products where the variance of consumer ratings results...

Im Rahmen dieser Dissertation werden hauptsächlich unterschiedliche Aspekte des Kaufverhaltens von Konsumenten auf elektronischen Märkten untersucht. In Herrmann, Kundisch und Rahman (2014) wird der Effekt der Delegierung von Entscheidungen an ein IT-Artefakt auf das Auftreten des...

Crowdsourced online mean ratings of local businesses are increasingly being used to infer the market power of a business. An important consideration in making this inference is whether or not two identically rated businesses (e.g., 4-stars) encounter the same local competitive dynamics if they...

Consumer ratings play a decisive role in purchases by online shoppers. Although the effect of the average and the number of consumer ratings on future product pricing and demand have been studied with some conclusive results, the effects of the variance of these ratings are less well understood....