Abstract:PurposeIn prior literature, online endorsement system allowing the users to “like” or “dislike” shared information is found very useful in information filtering and trust elicitation in most social networks. This paper shows that such systems could fail in the context of investment communities due to several psychological biases.Design/methodology/approachThis study develops a series of regression analyses to model the “like”/“dislike” voting process and whether or not such endorsement distinguishes between va… Show more
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