评估专业人士在工作中经常会涉及评估标的企业由于各种原因经受损失的价值确定。在确定经济损失时经常使用的方法有三种:前后对比分析法(或价差法),标尺法(Yardstick),实际和预期收益对比法。前后对比分析法是将原告在侵权或违规之前的收入与该事件之后的收入作比较。任何在侵权或违规之后收入的减少都假定是由于该事件造成的。标尺法是将损失企业的收益与具有相似业务、产品或者可比的计量模式的那些企业的收益相比较。实际和预期收益对比法是将公司经营的实际成果与预期成果相对 Assessment professionals often involved in the work of evaluation of the subject of the enterprise due to various reasons to determine the value of the loss. There are three ways that you often use to determine economic loss: before-after comparative analysis (or spread), Yardstick, comparison between actual and expected returns. Before and after comparative analysis is to compare the income of the plaintiff before infringement or irregularities with the income after the incident. Any reduction in revenue after an infringement or irregularity is presumed to have been due to the incident. The ruler approach compares the loss of a firm’s revenue to that of a firm that has similar business, product, or comparable measurement patterns. The actual and expected return comparison method compares the actual results of the company’s operations with the expected results