About: http://webisa.webdatacommons.org/40643918

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	In proprietary trading, a financial firm trades financial instruments such as stocks, commodities, or derivatives with its own money, not its customers???, to make a profit for itself.
http://www.w3.org/ns/prov#wasQuotedFrom	heartland.org