How To Speak Money. How does the world of finance really work? And why is so much of it hidden behind language that makes little sense? John Lanchester sets out to explain this alien world to the rest of the us. To do so, he draws on everything from John Maynard Keynes to Jay-Z, Friedrich Hayek to Thomas Picketty, The Wealth of Nations to South Park. And what he says is essential if we’re to claim back this world from the global elites who control it.