Flux distributions for different rank and distance groups. Flux distributions for different rank and distance groups. (A) Flux distributions of social communications for different rank groups, PS(T|r′). (B) Same distributions as A for mobility fluxes, PM(T|r′). (C) Mobility and communication fluxes (ten curves), denoted by circles and squares, respectively, collapse into one single curve after rescaled by the average fluxes in each group 〈T〉. (D) Flux distributions of communications for different distance groups, PS(T|r) (same as A but measured in geodesic distance r). (E) Same distributions as D for mobility fluxes, PM(T|r′). (F) Mobility and communication fluxes measured in geodesic distance (ten curves), denoted by circles and squares, respectively, again collapse into one single curve after rescaled by 〈T〉 for the different geodesic distance groups. Pierre Deville et al. PNAS 2016;113:7047-7052 ©2016 by National Academy of Sciences