About: http://webisa.webdatacommons.org/248181929

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	It is far cheaper to maintain and operate aging fighter than acquire and operate new ones, especially new ones with even higher operating costs from day 1, than those being replaced.
http://www.w3.org/ns/prov#wasQuotedFrom	airliners.net