The most important single central fact about a free market is that no exchange takes place unless both parties benefit.
Milton FriedmanGeorge Stigler was a delightful correspondent. In a letter from London in 1948, after remarking on the inconvertibility of the pound and the inedible, still-rationed food, he concluded, "So here I am losing weight and gaining pounds.
Milton FriedmanUndoubtedly Internet has reduced the possibilities of taxation. Why should I buy something here if I can buy it from a company in Japan or England or Brazil with a lower tax?
Milton Friedman