A robust nding of repeated public goods experiments is that high initialcontribution rates sharply decline towards the end. This paper reports onan exploratory experiment designed to discover whether such a decline is simply triggered by the usual experimental practice of publicly informing...

Many bidders in eBay employ bidding strategies that involve late bids, incremental bids, or both. Based on field evidence, we discuss teh manner in which late bids are caused both by sophisticated, strategic reasoning and by irrationality and inexperience, the interaction of late bidding and...

Online reputation -"feedback"- mechanism aim to mitigate the moral hazard problem associated with spatially distant exchange among strangers by providing traders with the type of information available in small groups, where members are frequently involved in another's dealings. We compare...