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
Thaler thousands of dollars, and are highly sought after by serious collectors of thalers. Few circulated in any real sense so they often remain in well-preserved condition. In the Holy Roman Empire, the thaler was used as the standard against which the various states' currencies could be valued. One standard also adopted by Prussia was the Reichsthaler, which contained of a Cologne mark of silver. In 1754, the Conventionsthaler was introduced, containing of a Cologne mark of silver. In 1837, the Prussian thaler became part of a currency union which set the value of the southern German gulden at per thaler.