PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The term real price tends to be used to make comparisons of one good to a group or bundle of other goods across different time periods, such as one year to the next.
http://www.w3.org/ns/prov#wasQuotedFrom
  • econlib.org