Arthur Laffer that U.S. tax rates had in fact reached such extreme levels." Laffer is currently an economic adviser to Kansas Governor Sam Brownback, who in 2012 zeroed out state tax liability for approximately 330,000 of the top wage earners in the state. The state, which had previously had a budget surplus, experienced a budget deficit of about $200 million in 2012. Drastic cuts to state funding for education and infrastructure have been implemented because of the budget deficits. Brownback's tax overhaul was described in a June 2017 article in "The Atlantic" as the United States' "most aggressive experiment in conservative economic
Yerkes–Dodson law Yerkes–Dodson law The Yerkes–Dodson law is an empirical relationship between arousal and performance, originally developed by psychologists Robert M. Yerkes and John Dillingham Dodson in 1908. The law dictates that performance increases with physiological or mental arousal, but only up to a point. When levels of arousal become too high, performance decreases. The process is often illustrated graphically as a bell-shaped curve which increases and then decreases with higher levels of arousal. Research has found that different tasks require different levels of arousal for optimal performance. For example, difficult or intellectually demanding tasks may require a lower level of arousal