Economics has never been a science - and it is even less now than a few years ago.

For better or worse, US Keynesianism was so far ahead of where it started. I am a cafeteria Keynesian. You know what a cafeteria catholic is?

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).

Still, I figure we shouldn't' discourage fans of actively managed funds. With all their buying and selling, active investors ensure the market is reasonably efficient. That makes it possible for the rest of us to do the sensible thing, which is to index. Want to join me in this parasitic behavior? To build a well-diversified portfolio, you might stash 70 percent of your stock portfolio into a Wilshire 5000-index fund and the remaining 30 percent in an international-index fund.

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.

You could be disqualified for a job [at Harvard] if you were either smart or Jewish or Keynesian. So what chance did this smart, Jewish, Keynesian have?

Economists are said to disagree too much but in ways that are too much alike: If eight sleep in the same bed, you can be sure that, like Eskimos, when they turn over, they'll all turn over together.