«The act allows for men to be paid a higher wage than their female counterparts on the basis of seniority, merit, productivity, and «a differential based on any other factor other than sex.» (cnbc.com)
GM had not hired black women prior to 1964, and had dismissed all but one of its black female employees hired after 1970 on the basis of seniority. (firstthings.com)
«The distribution of overtime is often controlled by collective bargaining agreements which effectively assign it on the basis of seniority, but in many cases, assigning overtime appropriately is less expensive than hiring additional permanent staff.» (nypost.com)