PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Indeed, one of the main findings of the late H. Gregg Lewis, the famous labor economist at the University of Chicago, is that unions in their heyday, the 1950s and early 1960s, caused union wages to be 10 to 15 percent higher and non-union wages to be 3 to 4 percent lower.
http://www.w3.org/ns/prov#wasQuotedFrom
  • econlib.org