About: http://webisa.webdatacommons.org/33473213

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	Oil , iron, copper and some other commodities are also strongly influenced by economic activity and changes in energy provision and technology, they are not a sure thing.
http://www.w3.org/ns/prov#wasQuotedFrom	forumosa.com