Dual rate system

An international water carrierA company or a person who legally transports goods... pricing system in which a shipper1) The party that tenders goods for transportation... signing an exclusive useA shipper pays a premium rate for the sole use of ... agreement with the conferenceA group of vessel operators joined for the purpose... pays a rateEstablished shipping charge for movement of goods 10 to 15 percent lower than non-signing shippers do for an identical shipment1) Lot of freight tendered to carrier by consignee....