What Is a Price Index? How Do the CPI, the PPI

question 335

Essay

What is a price index? How do the CPI, the PPI, the PCE Index and the GDP deflator differ?

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Definitions:

Decline

A gradual decrease in quality, quantity, or importance of something over time.

Strength

The quality or state of being physically strong, or the capacity to endure or resist challenging circumstances.

SIDS

Sudden Infant Death Syndrome, the unexplained death of a seemingly healthy baby during sleep, primarily affecting infants less than a year old.

Infant Son

A very young male child, especially one newly born to around 2 years of age.