expression
line and staff
Business management term referring to an organizational structure with direct operational roles (line) and advisory/support roles (staff).
この会社はラインアンドスタッフ組織を採用している。
This company adopts a line-and-staff organization.
ラインアンドスタッフの考え方は、軍隊に由来する。
The concept of line and staff originates from the military.