In January, the Industrial Product Price Index (IPPI) remained at the same level as in December. Lower prices for chemical products largely offset gains elsewhere, including an advance in petroleum and coal products. The Raw Materials Price Index (RMPI) rebounded with a 3.8% gain, mostly because of higher prices for crude oil. Chart 1 Prices for industrial goods remain unchanged Industrial Product Price Index, monthly change The IPPI remained at the same level for a second consecutive month in January. Of the 21 major commodity groups, 10 were up, 8 were down, and 3 were unchanged. Chemical products (-1.4%) posted ... (full story)