PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Most empirical approaches test whether crime is influenced by some measure of wealth, such as unemployment (Cantor and Land, 1985; Gould, Weinberg, and Mustard, 2002), wages (Grogger, 1998; Levitt, 1999), and education (Lochner, 2004; Buonanno and Leonida, 2009) to name only a few.
http://www.w3.org/ns/prov#wasQuotedFrom
  • docstoc.com