4Ellen Brown.“Derivatives Managed by Mega-Banks Threaten Your Bank Account.All Depositors,Secured and Unsecured,May Be at Risk”,Global Research[EB/OL].(2013-04-09).http:∥www.globalresearch.ca/derivatives-managed-bymega-banks-threaten-your-bank-account-all-depositors-secured-and-unsecured-may-be-at-risk/5330700.