About: http://webisa.webdatacommons.org/170897253

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	The United States and other true-liberal economic and social democracies have generated far more social mobility than any other national system in history.
http://www.w3.org/ns/prov#wasQuotedFrom	bernardgoldberg.com