从数学角度上说,两个数的比例写成百分数的形式称为百分率,百分率属于相对数概念;统计学上称百分之一为一个百分点,百分点属于绝对数范畴。例如,某出资人将拥有××企业的40%股份中的一半转让他人,在其他条件不变的情况下,我们可以说,该出资人的股份比例减少20个百分点或者称减少 From a mathematical point of view, the proportion of two numbers written as a percentage of the percentage is called the percentage belongs to the concept of relative number; statistically one percent said one percentage point, the percentage point belongs to the absolute number category. For example, if a certain investor transfers one-half of the 40% shares in a company holding XX, we can say that the investor’s share of the shares is reduced by 20% or reduced, subject to other conditions being equal