One mathematical model can account for power-law distributions in a variety of systems. Eschewing system-specific assumptions, it utilizes a shared feature of the observed distributions: they all describe the division of items into groups.
机构:
Univ Bremen, Fac Business Studies & Econ, Max von Laue Str 1, D-28359 Bremen, Germany
Indiana Univ, ONeill Sch Publ & Environm Affairs, Bloomington, IN USAUniv Bremen, Fac Business Studies & Econ, Max von Laue Str 1, D-28359 Bremen, Germany