PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In all honesty, any plausible answer is going to have to appeal to customs, interpretations, and other concepts that economists usually associate with sociology.
http://www.w3.org/ns/prov#wasQuotedFrom
  • econlib.org