THE stock markets chose to mark time. Excepting Lyons Range, which was under considerable pressure in-duced mainly by apprehensions about labour unrest in the engineering indus-try, other markets put up a fairly steady appearance though they also staged a further modest retreat. Rallies continued to attract tired bull liquidation but selling pressure sub-sided at lower levels and there was also some evidence of cautious buying in selected counters, especially in the cash section. Net changes over the week made a mixed showing with gains outnumbering the losses by a small margin. Neither bulls nor bears seem-ed happy over the outcome of their week's encounter