Mark Carney, governor of the Bank of Canada, on Sunday told banks to stop pointing fingers at each other and accept that global reforms are designed to affect them all.

"Authorities are increasingly hearing concerns about the pitch of the playing field for Basel III implementation," he said. "Everyone is claiming to be a boy scout while accusing others of juvenile delinquency."

He added that banks could not self select "merit badges nor detentions", but that instead these would be determined by