麻豆约拍

Argentina says American hedge funds' demands to renegotiate a debt restructuring amount to extortion. But the US Supreme Court has ruled in favour of the country's creditors. Can Argentina avoid another default? Plus, the bitter truth about chocolate - could we be heading for a shortage as cocoa farmers increasingly switch from growing the crop?

Also, the world's rarest and most precious stamp goes on sale. We hear why the One-Cent Magenta could be worth as much as $20m. And, the hard facts about ready cash - we visit Britain's money factory.