PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • When a man saves and invests in a productive process, he pays workers and other factors now in exchange for services that will yield a product, and therefore an income, at some future time.
http://www.w3.org/ns/prov#wasQuotedFrom
  • libertyfund.org