About: http://webisa.webdatacommons.org/408295922

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	Ever since the 1980s, the majority of commodity contracts traded are financial derivatives with financial underlying assets such as stock indexes and currencies.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org