About: http://webisa.webdatacommons.org/136247271

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	Because , for their own reasons, it suits them to get paid in USD or other currencies.China wants a relatively weak currency to encourage exports and the Saudis presumably want the US as an ally among other financial reasons.
http://www.w3.org/ns/prov#wasQuotedFrom	forumosa.com