About: http://webisa.webdatacommons.org/70450482

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	For some countries and regions, including the United States and the European Union, OECD estimates are derived from multiple national data sources and not from a uniform or standardized data collection procedure.
http://www.w3.org/ns/prov#wasQuotedFrom	nsf.gov