Information or attention? An empirical study of user contribution on Twitter.

Huaxia Rui Andrew B. Whinston

Published in: Inf. Syst. E Bus. Manag. (2012)

Keyphrases

end users
text messages
user interaction
social networks
domain knowledge
information extraction
contextual information
user preferences
spatial information
historical information
information sources
user interests
recommendation systems
desired information
helping users