PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • We estimate own and cross price effects using the prices of cigarettes, alcohol, marijuana and other consumer products including gasoline, clothing, entertainment, and fast food.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nber.org