Washington CNN  —  Elon Musk is keen on auditing the Federal Reserve, the independent agency that makes critical decisions on interest rates that reverberate throughout the US economy. Musk, the world’s richest man who is also overseeing a mass restructuring of the federal government, isn’t referring to the Fed’s $6.8 trillion balance sheet. The Fed’s finances and operations are already audited extensively by the Government Accountability Office (GAO) and an independent accounting firm. Musk is