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....