11.   Federal Reserve Chairman Alan Greenspan today said U.S. stock valuations may be too high, while tight labor markets may be pushing the inflation rate higher than previously thought.

12.   Hoenig suggested a robust labor market will eventually push wages higher.

13.   How could a rational market push the share prices of these nascent companies to such heights?

14.   In both countries, a long bull market has pushed prices close to all-time highs and made bargains scarce.

15.   Investors will look to this for signs of whether a tight labor market will push up wages and producer costs.

16.   Investors are concerned that the tight job market will push wages higher, prompting the Fed to raise interest rates to cool the economy and keep inflation in check.

17.   Others are concerned that the huge, unregulated over-the-counter derivatives market could push down stocks in a panic.

18.   Some investors said the smaller-than-expected gain in hourly earnings calmed concern that the tight labor market will push consumer prices higher.

19.   Some investors said the smaller-than-expected gain in hourly earnings calmed concern the tight labor market will push consumer prices higher.

20.   The bond market pushes up corporate borrowing rates.