About: http://webisa.webdatacommons.org/77336227

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	artificial markets created by regulation to exchange rights for derivatives that have been designed to ameliorate externalities, such as pollution permits (see carbon trading)
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org