Editing Contract for difference (section)

===Invention===
Developed in Britain in 1974 as a way to leverage gold, modern CFDs have been trading widely since the early 1990s.<ref>{{cite web|last1=Fattouh|first1=Bassam|last2=Imsirovic|first2=Adi|date=1 June 2019|title=Contracts for Difference and the Evolution of the Brent Complex|url=https://www.oxfordenergy.org/wpcms/wp-content/uploads/2019/06/Contracts-for-Difference-and-the-Evolution-of-the-Brent-Complex.pdf|publisher=[[The Oxford Institute for Energy Studies]]|access-date=3 September 2024|archive-url=http://web.archive.org/web/20240903124533/https://www.oxfordenergy.org/wpcms/wp-content/uploads/2019/06/Contracts-for-Difference-and-the-Evolution-of-the-Brent-Complex.pdf|archive-date=3 September 2024}}</ref><ref name="It's a gamble either way">{{cite news|url=http://www.smh.com.au/news/business/money/investment/its-a-gamble-either-way/2009/09/02/1251570744263.html?page=fullpage#contentSwap5|title=It's a gamble either way|publisher=[[The Sydney Morning Herald]]|date=2 September 2009|author-first=Annette|author-last=Sampson|access-date=3 September 2024|archive-url=http://web.archive.org/web/20240903191009/https://www.smh.com.au/business/its-a-gamble-either-way-20090902-gdtpge.html?page=fullpage#contentSwap5|archive-date=3 September 2024}}</ref> CFDs were originally developed as a type of [[equity swap]] that was traded on [[margin (finance)|margin]]. The invention of the CFD is widely credited to Brian Keelan and Jon Wood, both of [[UBS Warburg]], on their [[Trafalgar House (company)|Trafalgar House]] deal in the early 1990s.<ref>{{cite book|title=Business knowledge for IT in prime brokerage : a complete handbook for IT professionals|date=2008|publisher=Essvale Corp|isbn=9781906096038|edition=1st|location=London|pages=89|oclc=727175393}}</ref><ref>{{cite news|url=https://www.thetimes.com/article/gadget-shop-deal-unmasks-the-citys-silent-trader-bjpf6tqg0kf|title=Gadget Shop deal unmasks the City's silent trader|first=Richard|last=Fletcher|date=20 March 2005|work=[[The Times]]|location=London|access-date=3 September 2024|url-access=subscription|url-status=live|archive-url=http://web.archive.org/web/20240903191721/https://www.thetimes.com/article/gadget-shop-deal-unmasks-the-citys-silent-trader-bjpf6tqg0kf|archive-date=3 September 2024}}</ref><ref name=":0">{{cite book|last=Elder|first=Alexander|title=The new trading for a living: psychology, discipline, trading tools and systems and risk control, trade management|date=27 October 2014|isbn=9781118443927|publisher=Wiley|location=[[Hoboken]], New Jersey|pages=186|oclc=903658661}}</ref>