Is another crisis on its way? The risks to the global economy have apparently receded, but investor Dr Marc Faber argues there's trouble ahead. And when we judge economic performance are we measuring the right thing? Professor Lorenzo Fioramonti, a political scientist at Pretoria University in South Africa, says the widely used indicator gross domestic product, or GDP, doesn't tell us anything useful at all? And Steve Fritzinger on how small change still matters.