Behavioral economics nudge is a microtargetted design geared towards a specific group of people, irrespective of the scale of intended intervention. In 2008, Richard Thaler and Cass Sunstein's book "Nudge: Improving Decisions About Health, Wealth, and Happiness" brought nudge theory to prominence. It also gained a following among US and UK politicians, in the private sector and in public health. The authors refer to influencing behaviour without coercion as libertarian paternalism and the influencers as choice architects. Thaler and Sunstein defined their concept as: In this form, drawing on behavioral economics, the nudge is more generally applied to influence behaviour. One of
Richard Thaler After learning that he had won the Nobel Prize, Thaler said that his most important contribution to economics "was the recognition that economic agents are human, and that economic models have to incorporate that." In a nod to the sometimes-unreasonable behavior he has studied so extensively, he also joked that he intended to spend the prize money "as irrationally as possible." Paul Krugman, the 2008 winner of the Nobel Memorial Prize in Economics, tweeted "Yes! Behavorial econ is the best thing to happen to the field in generations, and Thaler showed the way." However, Thaler's selection was not met with