About: http://webisa.webdatacommons.org/167343517

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	Meanwhile, North America, including the U.S., which now accounts for 25% of world GDP, will decline to 15% of the total by 2050.
http://www.w3.org/ns/prov#wasQuotedFrom	medicaldevicedaily.com