What we know about the global financial crisis is that we don't know very much.

First, those who disagree with market efficiency simply assert that it stands to common sense that greater effort to get facts and greater acumen in analyzing those facts will pay off in better performance somehow measured. (By this logic, cure for cancer must have been found by 1955).

When the economy was going up, [Milton Friedman and I] both gave the same advice, and when the economy was going down, we gave the same advice. But in between he didn't change his advice at all.

Our ideal society finds it essential to put a rent on land as a way of maximizing the total consumption available to the society. ...Pure land rent is in the nature of a 'surplus' which can be taxed heavily without distorting production incentives or efficiency. A land value tax can be called 'the useful tax on measured land surplus'.

Suppose it was demonstrated that one out of twenty alcoholics could learn to become a moderate social drinker. The experienced clinician would answer, 'Even if true, act as if it were false, for you will never identify that one in twenty, and in the attempt five in twenty will be ruined.' Investors should forsake the search for such tiny needles in huge haystacks.

We're a me-me-me generation. We're borrowing the savings of every nation in the world. We're ... piling up a big tab. Now, I may think we're too big to have a run on us. You may think that. But it's possible that God does not.

By keeping labor supply down, immigration policy tends to keep wages high. Let us underline this basic principle: Limitation of the supply of any grade of labor relative to all other productive factors can be expected to raise its wage rate; and increase in supply will, other things being equal, tend to depress wage rates.