21.   Some companies have pushed up wages and expanded benefits to snag scarce workers.

22.   The central bank has been on the alert for signs that the good times are pushing wages up faster.

23.   The labor market is tightening, pushing wages higher, and the stronger krone has made some exporters complain that their competitiveness is threatened.

24.   The International Labor Organization, long a supportive voice for unions, said the unions were an important force pushing up wages for unskilled and low-skilled workers.

25.   The jobs report contained evidence that a tight labor market has begun pushing up wages.

26.   The labor shortages could, however, push wages and benefit costs to a point that forces businesses to raise their prices to customers.

27.   The Republicans insist that a balanced budget in itself will push up wages over time.

28.   The reason is a shortage of available workers could push wage and benefit costs higher.

29.   The recovery contrasted with its performance after other jobs reports this year, when concern that higher employment will push up wages and squeeze profits rattled the market.

30.   The tight labor market also pushed up wages sharply.