V2EX efficiency variance

Efficiency Variance

Definition / 释义

效率差异:在成本会计与标准成本法中,指由于实际投入用量(如工时、机器小时、材料用量)标准允许用量不一致而产生的差异,反映作业效率高于或低于标准所导致的成本偏差。(常见类型:直接人工效率差异制造费用效率差异等)

Pronunciation / 发音

/fnsi vrins/

Examples / 例句

The efficiency variance was unfavorable because the job took more hours than the standard.
由于该工作耗时超过标准,效率差异为不利差异。

After adjusting for the revised labor standard, the report showed that most of the cost overrun came from an efficiency variance rather than a rate variance.
在按修订后的工时标准调整后,报告显示大部分成本超支来自效率差异,而不是工资率差异。

Etymology / 词源

efficiency 来自拉丁语词根 efficere(“完成、达成效果”),经法语进入英语,含义聚焦于“以较少资源达成更多产出”的能力;variance 源自拉丁语 variare(“变化、使不同”),在会计与统计语境中固定为“差异/偏差”。组合成 efficiency variance,即“由效率(用量/耗用)变化引起的差异”。

Related Words / 相关词

Literary Works / 作品例证

  • Horngren, Datar & Rajan:《Cost Accounting: A Managerial Emphasis》(常在标准成本与差异分析章节讨论 efficiency variance
  • Colin Drury:《Management and Cost Accounting》(在差异分析/绩效衡量部分使用该术语)
  • Charles T. Horngren:《Introduction to Management Accounting》(介绍人工与制造费用差异时出现该术语)
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