什么是环比增幅？

中文版：

环比增幅，是指某一统计指标在相邻两个时期内的增长比率。它用于衡量一个变量在短期内相对于前一个时期的变化情况。环比增幅的计算公式是：(本期数值 - 上期数值) / 上期数值 × 100%。

环比增长率常常用于分析经济数据的短期变动，如月度、季度或年度的增长率。与同比增长率相比，环比增长率更能反映数据的短期波动情况。例如，当新冠疫情对全球经济造成冲击时，环比增长率可能会大幅下降，但随着疫情的逐渐控制，环比增长率可能会逐渐回升。

需要注意的是，环比增长率可能会受到季节性因素、政策调整、突发事件等多种因素的影响。因此，在分析环比增长率时，需要综合考虑各种因素，避免单一指标误导决策。

英文版：

What Is the Ring Growth Rate?

The ring growth rate refers to the growth rate of a statistical indicator in two adjacent periods. It is used to measure the change of a variable relative to the previous period in the short term. The formula for calculating the ring growth rate is: (current period value - previous period value) / previous period value × 100%.

The ring growth rate is often used to analyze short-term changes in economic data, such as monthly, quarterly, or annual growth rates. Compared with the year-on-year growth rate, the ring growth rate can better reflect the short-term fluctuations of the data. For example, when the COVID-19 pandemic hits the global economy, the ring growth rate may decline significantly, but as the epidemic is gradually controlled, the ring growth rate may gradually recover.

It should be noted that the ring growth rate may be affected by various factors such as seasonal factors, policy adjustments, and sudden events. Therefore, when analyzing the ring growth rate, it is necessary to consider various factors comprehensively and avoid misleading decisions based on a single indicator.