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...

Search Engine Advertising is one of the fastest growing instruments in online marketing and a major source of costs for online advertisers. In this research, we empirically and experimentally investigate the impact of ad positioning on key performance indicators in search engine advertising...

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...

We investigate the impact of delegating decision making to information technology (IT) on an important human decision bias – the sunk cost effect. To address our research question, we use a unique dataset containing actual market transaction data for approximately 7,000 pay-per-bid auctions....