V2EX cpi

CPI

Definition / 释义

CPI 最常指 Consumer Price Index(消费者物价指数):用来衡量一篮子常见商品与服务价格随时间变化的指标,常用于反映通货膨胀/通货紧缩程度。
(在不同领域也可指其他含义,如广告/应用推广中的 cost per install 等。)

Pronunciation / 发音

/si.pia/

Examples / 例句

The CPI rose last month.
上个月消费者物价指数(CPI)上升了。

If the CPI continues to increase faster than wages, households may feel that their purchasing power is shrinking even if employment stays strong.
如果CPI持续上涨且快于工资增长,即使就业仍然强劲,家庭也可能感觉购买力在下降。

Etymology / 词源

CPI 是首字母缩略词,来自 Consumer Price Index(消费者 + 价格 + 指数)。该术语在现代宏观经济学与官方统计中广泛使用,用于把“价格水平的变化”用一个可比较的数字指标表示出来。

Related Words / 相关词

Literary Works / 文学与著作示例

  • Principles of Economics(N. Gregory Mankiw)宏观经济学章节常用 CPI 解释通胀与生活成本衡量
  • Economics(Paul A. Samuelson & William D. Nordhaus)以 CPI 作为核心价格指数案例之一
  • U.S. Bureau of Labor Statistics: Consumer Price Index (CPI) Detailed Report 官方统计报告中系统呈现 CPI 数据与方法
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