About: http://webisa.webdatacommons.org/137868147

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	This research is a substantial revision and extension of our earlier 2004 NBER working paper no. 10738.
http://www.w3.org/ns/prov#wasQuotedFrom	nber.org