Everyone seems to think the world economy has taken a wrong turn, but nobody seems to agree on the reasons why. What if the culprit is the world's hidden transition from tangible to intangible assets? In this episode of Risk Talking, Royal Statistical Society chief executive Stian Westlake joins Allison Schrager to define the intangible economy and explain how it affects the world around us. His new book, co-authored with Jon Haskel and called Restarting the Future: How to Fix an Intangible Economy, is out now.