Inflation usually lags by
A year
CPI measures inflation, what does it stand for
Consumer price index
PPI measures inflation, what does it stand for?
Producer price index
Which helps forecast the other PPI or CPI?
PPI
What are the sources of inflation?
Cost-push and demand-pull
Cost-push
Rising costs because of higher wages, so firms increase prices
Demand-pull
Increase in demand raises prices; as businesses deal with workers wanting higher wages to deal with the cost of living