21.   GM, pushing to make its plants more efficient, is cutting its hourly workforce by not replacing retiring workers.

22.   He earned a standing ovation during the speech in Atlantic City by calling for a ban on companies replacing striking workers.

23.   He points to evidence that many agencies have replaced permanent workers with contractors, largely because they are not included in the official count.

24.   He was referring to the striker-replacement bill, which would keep companies from permanently replacing workers who strike because of economic concerns.

25.   If the free market is allowed to operate, then new technologies will continue to be introduced that allow skilled workers to replace unskilled workers, Krugman said.

26.   In Italy it is almost impossible to dismiss state employees, but the ministry has reduced the numbers by not replacing museum workers who retire.

27.   In most of these factory-level strikes, the union has tried to insist that GM replace every worker who retires.

28.   It also enables companies to replace striking workers and change work schedules according to management needs.

29.   It vehemently opposed the use of welfare workers to replace union workers.

30.   Jerry Schaeffer, a San Francisco labor attorney, said that if striking workers are permanently replaced, they could become eligible.