PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Since the costs and benefits to society of most goods and services are simply the costs and benefits to the parties immediately involved, these questions are not nearly as difficult as they sound, and markets get them right in the absence of situations like those described above.
http://www.w3.org/ns/prov#wasQuotedFrom
  • econlib.org