10 MILLION FREED FROM WAGE CURBS
Nixon Adm announces on July 25 it is exempting 10-million more workers from wage controls; new exemptions established by increasing to $2.75 an hr the wage level below which workers are not subject to Pay Bd's jurisdiction; Cost of Living Council originally set cutoff point at $1.90 an hr; council says that taking into account earlier exemptions, 56% of nation's 58-million nongovt, nonfarm employes will be eligible for pay increases in excess of Pay Bd's 5.5% guideline; exemptions stem from recent Fed Dist Ct ruling that $1.90 was less than Cong intended; IUE, which brought suit, says it will seek figure of $3.80 an hr; Rumsfeld comments on exemption and possible consequences; citing Nixon Adm's anti-inflation goals, urges continued restraint by employers and employes alike