@article{DBLP:journals/corr/LiuWSZ15, author = {Jinhu Liu and Jun Wang and Junming Shao and Tao Zhou}, title = {Online Social Activity Reflects Economic Status}, journal = {CoRR}, volume = {abs/1509.06805}, year = {2015}, url = {http://arxiv.org/abs/1509.06805}, timestamp = {Thu, 01 Oct 2015 14:28:48 +0200}, biburl = {http://dblp.uni-trier.de/rec/bib/journals/corr/LiuWSZ15}, bibsource = {dblp computer science bibliography, http://dblp.org} }