平均指标变动中的共变因素分析

Concomitant Variation Factor Analysis in Aeverage Index Changes

本文对现行的平均指标变动中的影响因素进行了分析和评价，提出了平均指标变动中存在共变影响因素的观点，并对其计算和分析方法作了较深入的讨论。

This paper analyzes and evaluates the influencial factors in current average index changes. It puts forward the existence of the variation consequential factors in average index changes and provides a further study on some methods of its calculation and analysis.