PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These include periodic if temporary wage declines (mostly related to such matters as Mexico's macroeconomic and currency problems), wage growth along the U.S.-Mexico border relative to wages in the rest of Mexico, and a steady increase in skills in the country.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nber.org