relationship between consumer price and producer price
First, let's take a look at what these two acronyms mean: the PPI is the producer price index and the CPI is the consumer price index. Both indexes calculate the change in price of a set of goods and services, however there are two fundamental differences between the producer price index and the consumer price index. The first difference between the indexes is the targeted goods and services. The producer price index focuses on the whole output of producers in the United States.