title: Digging in the penumbra of master categories.
authors.affiliation: Sociology, University of Chicago, USA. ssassen@uchicago.edu
authors.forename: Saskia
authors.initials: S
authors.lastname: Sassen
mesh_terms: D006801:Humans; D019359:Knowledge; D011640:Public Policy; D012922:Social Change; D012961:Sociology / Q000145:classification / Q000639:trends*; D014481:United States