It is going to change the way in which we understand many modern debates about economics politics and society Ha Joon Chang author of 23 Things They Dont Tell You About CapitalismOver the past fifty years the way we value what is good and right has changed dramatically. Behaviour that to our grandparents generation might have seemed stupid harmful or simply wicked now seems rational natural woven into the very logic of things. And asserts Jonathan Aldred in this revelatory new book its economics thats to blame.Licence to be Bad tells the story of how a group of economics theorists changed our world and how a handful of key ideas from freeriding to Nudge seeped into our decisionmaking and indeed almost all aspects of our lives.