We had much freer trade in the 19th century. We have much less globalization now than we did then.
Milton FriedmanThe problem is that, in a world of floating exchange rates, as Italy was before the euro, if one country is subjected to a shock which requires it to cut wages, it cannot do so with a modern kind of control and regulation system. It is much easier to do it by letting the exchange rate change. Only one price has to change, instead of many.
Milton FriedmanMost economic fallacies derive from the tendency to assume that there is a fixed pie, that one party can gain only at the expense of another.
Milton Friedman