Financial instruments are machines and like any other their output is determined by their internal moving parts. Which means - and how boring these details can be - having a look atTim Worstall is a wholesaler of rare earth metals and one of the global experts in the metal scandium. He is also a Fellow at the Adam Smith Inst in London and an writer for a number of media outlets, including The Times (London), Telegraph, The Register and even, very occasionally indeed, for the WSJ. This account is linked with ...