The calculation for the consumer price index (CPI) is going to be updated for January price data, which is scheduled to be released Tuesday morning by the Labor Department.

What Is the Producer Price Index (PPI) in Simple Terms? The producer price index, or PPI, is a monthly estimate of the weighted average prices U.S.

The International Monetary Fund will help Lebanon streamline its consumer price index calculation in a bid to obtain more accurate information about the fluctuation of prices.