[] the ability of a company to use the people, machines, etc. that it has in the best way in order to produce as much as possible quickly and at a low costX 效率（公司以最佳方式利用人员、机器等来实现高效生产的能力）◆In order for a firm to achieve x-efficiency, staff motivation needs to be high.一个企业要实现 X 效率，员工必须具有高昂的士气。SYNtechnical efficiency OPPx-inefficiency ▸ˌx-efˈficient