The Producer Price Index (PPI) Is a

Multiple Choice

The Producer Price Index (PPI) is a

A) statistical measure of a weighted average of prices of a specific set of goods and services purchased by wage earners in urban areas.
B) statistical measure of a weighted average of prices of commodities that firms produce and sell.
C) price index measuring the changes in prices of all new goods and services produced in the economy.
D) price index that tracks the price levee of commodities that firms purchase from other firms.