Mr. Ahern, 55, who campaigned on sustaining Irish prosperity and on stabilizing peace in Northern Ireland, has said the election will probably be his last.

In today's information age, business leaders continually emphasize that a college-educated work force is critical to sustaining national progress and prosperity.

Pittsburgh, minus the steel giants, must continually add small, vigorous enterprises to sustain prosperity, and the momentum is fading.

Energy and the Environment: Abundant energy is both essential to sustaining global prosperity and a potential source of its undoing.

Everyone will agree on the most important requirement for sustaining prosperity, which is to keep Alan Greenspan healthy.

If Congress continues to believe in this theory, it should enact a law honoring our millions of unemployed, whose situation forestalls inflation and sustains prosperity.

"We've passed the point where we can sustain prosperity on sales just within the United States," he argued.

Productivity growth, the most important measure of the economy's ability to sustain prosperity in the long run, has been drifting south for two decades.

Then wives began to go to work to sustain and enhance familial prosperity.

And this is a very unusual moment, where we have sustained prosperity, the longest peacetime expansion in our history.