In the days when corporate downsizing was all the rage, Wall Street took a lot of flak for judging companies too harshly and setting the bar for corporate performance so high that executives felt their only option was to slash payrolls.

One key to successful group decisions is getting people to pay much less attention to what everyone else is saying.

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.

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.

Until the nineteen-seventies, Western countries paid little attention to corruption overseas, and bribery was seen as an unpleasant but necessary part of doing business there. In some European countries, businesses were even allowed to deduct bribes as an expense.

The smartest groups, then, are made up of people with diverse perspectives who are able to stay independent of each other.

From a social point of view, it's beneficial that homeownership encourages commitment to a given town or city. But, from an economic point of view, it's good for people to be able to leave places where there's less work and move to places where there's more.