Maintaining the current efficient production rate of 15 per year will allow Boeing ( BA ) to continue these same economics.

A lot of people are affected by the economics of the whole thing.

You can't drill a well when you don't know what the economics will be.

What a person cannot do he will not do, no matter how much he wants to do it. Normative economics has shown that exact solutions to the larger optimization problems of the real world are simply not within reach or sight. ... the behavior of an artificial system may be strongly influenced by the limits of its adaptive capacities.

The economics behind moving beef into Asia will drive it. We're going to see that build through 2006 and into 2007, but with the under-21-month criteria it does mean there's extra work involved.

We think the economics here will be attractive. Pro customers are the heaviest weekday users of convenience stores.