Standard Oil dominated the oil products market initially through horizontal integration in the refining sector, then, in later years vertical integration; the company was an innovator in the development of the business trust.
Standard Oil dominerede olieproduktmarkedet i starten gennem horisontal integration i raffineringssektoren, og i de senere år vertikal integration; virksomheden var en innovatør i udviklingen af virksomhedstrust.