A 10% increase in cigarette prices has been found to reduce adult smoking by about 2 %. This is true according to the Surgeon General of the U.S.A.who utilized scientific journals to guide their opinion. Many economic studies published in peer-reviewed scientific journals detailed how increasing cigarette prices reduce both adult and underage smoking. A 10% increase in cigarette prices reduced adult smoking by 2% and underage smoking by 3.5%.