We study the price discovery process of cryptocurrencies that trade in unregulated and fragmented markets and have a non-traditional business model. ICOs exhibit significant inefficiencies with VRs (Variance Ratios) less than 0.7 for up to 5-years from the issue date. IEOs with a similar...

Online brand communities can be valuable to firms, but how do firms cultivate such communities? We find that engagement, that is, ‘likes' in response to firm posts, in the online brand community is associated with subsequent growth in the community. We theorize that when individuals engage...

Online platforms are prone to abuse and manipulations from strategic parties. For example, social media and review websites suffer from sentiment manipulations, manifested in the form of opinion spam and fake reviews. The consequence of such manipulations is the deterioration of information...

This paper studies the strategic network formation in a location-based social network. We build an empirical model of social link creation that incorporates individual characteristics and pairwise user similarities. Specifically, we define four user proximity measures from biography, geography,...