Just as with any machine or manufacture we do need to understand what's going on inside a financial instrument. They are, financial instruments, after all designed withTim 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 that of Moha ...