PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This correlation may correspond to two types of causality: either spin-off causes firm exit (type I spin-offs) or firm exit causes spin-off (type II spin-offs).
http://www.w3.org/ns/prov#wasQuotedFrom
  • nber.org