PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Statistical meaning: If you read the Commerce Department footnote, you are advised: If a data range contains zero, the change is not statistically significant; that is, it is uncertain whether there was an increase or decrease.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ritholtz.com