一、问题的提出发展速度和增长速度是我们日常工作中常用的统计指标，尤其在分析工作中，用途非常广泛。计算这两个指标时，按照很多教科书中所介绍的方法，一般用下面的公式：发展速度＝（报告期指标／基期指标）×100％增长速度＝［（报告期指标－基期指标）／基期指标］×10 First, the issue put forward The speed of development and growth rate is a common statistical indicator of our daily work, especially in the analysis, the use of a very wide range. When calculating these two indicators, the following formula is generally used in accordance with the methods described in many textbooks: Speed ​​of development = (reporting period indicator / base period indicator) × 100% growth rate = [(reporting period indicator - base period indicator) / base period Indicator] × 10