Internet auctions for consumers are among the most popular and most successful business models in electronic commerce. Research so far, however, has focused on prerequisites and consequences of auctions as a marketing instrument of suppliers. Even though it is a key success factor from a...

The main results of our indirect evolutionary approach to trust in large interactions suggest that trsutworthiness must be detectable if good conduct in trust-relationships is to survive. According to theoretical reasoning there is a niche then for an organization offering a possibly costly...

Least-Unmatched Price Auctions have become a popular format of TV and radio shows. Increasingly,they are also applied in internet trading. In these auctions the lowest single (unique)bid wins. We analyze the game-theoretic solution of least unmatched price auctions when prize,bidding cost and...

A procurement contract is granted by a bureaucrat (the auctioneer)who is interested in a low price and a bribe from the provider.The optimal bids and bribes are derived based on an iid private costassumption. In the experiment, bribes are negatively framed (betweensubjectstreatment) to capture...

Applying an evolutionary framework, we investigate how a reputation mechanism and abuyer insurance (as used on Internet market platforms such as eBay) interact to promote trustworthinessand trust. Our analysis suggests that the costs involved in giving reliable feedbackdetermine the gains from...

Recently the phenomena of external technology exploitation (ETE) has startet to attract from scholars, business and politicians likewise alongside with a growth of markets for technology. However, the makets for technology are still characterized by inhibiting obstacles that lead to high...

A great deal of late bidding has been observed on internet auctions such as ebay, which employ a second price auction with a fixed deadline. Much less late bidding has been observed on internet auctions such as those run by Amazon, which employ similar auction rules, but use an ending rule that...

Spieltheoretische Überlegungen zeigen, dass Reputationsmechanismen, wie sie auf Internet-Marktplattformen zur Anwendung kommen, prinzipiell geignet sind, Handel in großen anonymen Märkten zu erleichtern. Dies geil selbst dann, wenn die Marktteilnehmer ihre Identität jederzeit und kostenlos...