Scaling laws and dynamics of hashtags on Twitter. - Hongjia H. Chen; Tristram J. Alexander; Diego F. M. Oliveira; Eduardo G. Altmann (CoRR, 2020)

Spatial competition on 2-dimensional markets and networks when consumers don't always go to the closest firm. - Dodge Cahan; Hongjia H. Chen; Louis Christie; Arkadii Slinko (Int. J. Game Theory, 2021)