In economics unit pricing: the pricing of a commodity expressed per unit of weight. volume etc (单价与兑价分标 法) siege economics: extremely strict economical measures (极其严格的节约措施)In economics: unit pricing: the pricing of a commodity expressed per unit of weight, volume,etc. (单价与兑价分标 法) siege economics: extremely strict economical measures (极其严格的节约措施)