The Fed cut rates effectively to zero, while OPEC is cutting production and the U.S. Treasury is casting billions about in hopes of stimulating the sagging U.S. economy. Unfortunately none of it seems to be inspiring investors or improving the state of the American economy. In fact, the U.S. dollar plunged against the yuan yesterday and markets remain volatile. Jeremy Stretch, a Senior Currency and Markets Analyst at Rabobank, joins The Takeaway from the trading floor in London.