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A purchasing consortium O is a form of collaborative purchasing used only by the public sector to deliver a wider range of services at a lower total cost. consists of two or more independent organizations that combine requirements for materials, services, and capital goods to gain better pricing, service and technology results in price concessions from suppliers, but usually does not speed up the purchasing process. consists of two or more divisions of the same organization that combine requirements for materials, services, and capital goods to gain better pricing, service and technology speeds up the purchasing process, but does not usually result in price concessions from suppliers