Such figures are the strongest evidence yet for vigorous expansion of such programs.

After the holidays, consumers may also pull back on the borrowing spree that has helped sustain the vigorous expansion.

At least there were few chaos outbreaks during the following five thousand years of vigorous expansion.

She is also familiar with vigorous expansion, having increased Disney's flock of stores from 2 to 123.

But that apparent improvement is still not enough to support a vigorous lasting expansion.

Mr. Greenspan said that the economy had "entered a period of more vigorous expansion."

The 1950 and 1960s were periods of vigorous expansion for the Petroleum Press Service.

In 1986, we reported another year of vigorous economic expansion.

Still, most economists remained skeptical to one degree or another about the prospects for vigorous expansion in the months ahead.

Most economists argue that a far more vigorous expansion than the present one is needed to raise wages significantly and minimize layoffs.