英语翻译In other words,consumer reaction to a shipping fee schedule may be based on both the current feestructure and also some function of the past fee structure(s).As a summary measure we define SHtot to be the sum of thethree order size fees.This variable is used to compute a change in fees variable
问题描述：
英语翻译
In other words,consumer reaction to a shipping fee schedule may be based on both the current fee
structure and also some function of the past fee structure(s).
As a summary measure we define SHtot to be the sum of the
three order size fees.This variable is used to compute a change in fees variable
答
换句话说，顾客对于运输费用安排的反应可能是基于目前的收费结构以及过去的收费结构的一些功能。
答
换句话说,消费者对航运费用表的反应可能是基于当前的费用
结构和功能也有过去的收费结构（S）.
作为一个总结措施,我们定义shtot是的总和
三阶大小费.这个变量是用来计算费用的变化的变量