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 American politics, 'Europe' is usually a code word for 'big government.'

Campaigns fail if they waste resources courting voters who are unpersuadable or already persuaded. Their most urgent task is to find and persuade the few voters who are genuinely undecided and the larger number who are favorably disposed but need a push to actually vote.

If we want our regulators to do better, we have to embrace a simple idea: regulation isn't an obstacle to thriving free markets; it's a vital part of them.

The stock market has an insidious effect on C.E.O.s' moods, because of its impact not just on their companies but on their own bank accounts.

Critics of consumer capitalism like to think that consumers are manipulated and controlled by those who seek to sell them things, but for the most part it's the other way around: companies must make what consumers want and deliver it at the lowest possible price.

If army ants are wandering around and they get lost, they start to follow a simple rule:Just do what the ant in front of you does. The ants eventually end up in a circle. There's this famous example of one that was 1,200 feet long and lasted for two days; the ants just kept marching around and around in a circle until they died.