The idea is that different kinds of workers could be in different unions. A department store might have, for example, cosmetics specialists, tailors, accounting staff and so on; and these groups are distinct enough, from the NLRB's perspective, to have their own unions.
The idea is that different kinds of workers could be in different unions. A department store might have, for example, cosmetics specialists, tailors, accounting staff and so on; and these groups are distinct enough, from the NLRB's perspective, to have their own unions.