When the principle of jurisdictional ‘competency’ is fully carried through, hierarchical subordination-at least in public office-does not mean that the ‘higher’ authority is simply authorized to take over the business of the ‘lower.’ Indeed, the opposite is the rule. Once established and having fulfilled its task, an office tends to continue in existence and be held by another incumbent.
III. The management of the modern office is based upon written documents (‘the files’), which are preserved in their original or draught form. There is, therefore, a staff of subaltern officials and scribes of all sorts. The body of officials actively engaged in a ‘public’ office, along with the respective apparatus of material implements and the files, make up a ‘bureau.’ In private enterprise, ‘the bureau’ is often called ‘the office.’