一道关于宏观经济的英文选择题The technique used to calculate the CPI implicitly assumes that consumes by:a.relatively less of goods with relative prices that are decreasingb.goods and services whose quality improves at the rate of growth

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一道关于宏观经济的英文选择题The technique used to calculate the CPI implicitly assumes that consumes by:a.relatively less of goods with relative prices that are decreasingb.goods and services whose quality improves at the rate of growth
一道关于宏观经济的英文选择题
The technique used to calculate the CPI implicitly assumes that consumes by:
a.relatively less of goods with relative prices that are decreasing
b.goods and services whose quality improves at the rate of growth of real GDP
c.the same relative quantities of goods as in a base year.
但不太清楚为什么有高人能帮我讲解一下嘛,

一道关于宏观经济的英文选择题The technique used to calculate the CPI implicitly assumes that consumes by:a.relatively less of goods with relative prices that are decreasingb.goods and services whose quality improves at the rate of growth
这题就是问说如何计算CPI、
答案的意思是说用相同数量的物品和一个基础年比较
就想说CPI把你要买的东西放在一个篮子里、然后你每个篮子里的东西种类和数量都是相等的、但是它们的价格是不一样的、然后就是每一个和最开始的那个比较、看它的金额是增加还是减少

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