In part because individual judgement is not accurate enough or consistent enough, cognitive diversity is essential to good decision making.

The profit motive, indecorous though it may seem, may represent the best chance the poor have to reap some of globalization's benefits.

By the time of the '90s boom, CEOs had become superheroes, accorded celebrity treatment and followed with a kind of slavish scrutiny that Alfred P. Sloan could never have imagined.

In the auto industry, there's one thing you can always count on: if a new environmental or safety rule is proposed, executives will prophesy disaster.

What an economy really wants, after all, is not more investment per se but better investment. It wants capital to flow to companies that will create value - not in the form of a rising stock price but in the form of more goods for less cost, more jobs, and rising wages - by enhancing productivity.

Self-dealing, essentially, occurs when managers run companies to line their own pockets instead of those of the companies' owners. It's been a perennial problem in American capitalism and became a real dilemma when America moved toward a model in which corporations would be run by professional managers who had only small ownership stakes.

Markets work best when there's lots of information available and a historical track record to go on; they excel at predicting things like horse races, election outcomes, and box-office results. But they're bad at predicting things like who will be the next Supreme Court nominee, as that depends on the whim of the president.