Der Payoff der Wette im Optionsmarkt mag riesig sein, manchmal eine Milliarde?

Insgesamt sind Optionen ein Nullsummenspiel.
Was der eine gewinnt, verliert der andere.
Wir haben es hier schließlich mit einem Vertrag zwischen zwei Personen zu tun (wie beim Geld)

da es nur "ein" Geld gibt

Richtig! Man muss das Geld immer vom Wertmaß trennen.

Sie legen ihre Aktivität offen gegenüber wen?

• The Government Accountability Office (GAO) conducts numerous reviews of Federal Reserve activities.
• The Board’s financial statements, and its compliance with laws and regulations affecting those statements, are audited annually by an outside auditor retained by the Office of Inspector General (OIG).
• The Board’s OIG audits and investigates Board programs and operations as well as those Board functions delegated to the Reserve Banks. Completed and active GAO reviews and completed OIG audits, reviews, and assessments are listed in the Board’s Annual Report. (Before 2002, the reviews were listed in the Board’sAnnual Report: Budget Review.)
• The financial statements of the Reserve Banks are also audited annually by an independent outside auditor.
• Each week, the Federal Reserve publishes its balance sheet and charts of recent balance sheet trends, as well as provides an interactive guide to the Fed’s balance sheet. The balance sheet is included in the Federal Reserve’s H.4.1 statistical release, “Factors Affecting Reserve Balances of Depository Institutions and Condition Statement of Federal Reserve Banks.”