11.   The reduction in labour costs has certainly been significant.

12.   There was pressure to keep down labour costs.

13.   These expenses would be offset by a reduction in unit labour costs.

14.   This has gone up in virtually the same proportion as the labour cost.

15.   Throughout the last two Decades labour costs have increased, in general, more rapidly than end-product prices.

16.   Viable recycling depends on a happy coincidence of materials costs, labour costs and technology.

17.   We need to reduce our labour costs.

18.   They would benefit by reducing their labour costs.

19.   The new machine reduced labour costs to almost nil.