Title: 2% COLA for Federal Retirees in 2018
Article Snip: "...COLA for federal annuities is determined in reference to the Consumer Price Index for Urban Wage Earners and Clerical Workers (CPI-W), which is calculated by economists and statisticians with the Bureau of Labor Statistics (BLS). The CPI-W is the current index used for measuring increases in the prices of consumer goods such as food and beverages, housing, clothing, and gasoline..."
Reference: www.fedsmith.com