Pete Rathburn is a copy editor and fact-checker with expertise in economics and personal finance ... to a 0.4% increase in December 2024. CPI-U Formula The more common CPI-U calculation entails ...

January’s consumer price index report, released Tuesday ... Another thing that changed between the December and January reports? The formula the Bureau of Labor Statistics uses to calculate ...

or CPI-U, which is put out by the U.S. Bureau of Labor Statistics (BLS). This formula has undergone numerous revisions from its creation in 1919 to the present day. Most notably, as Summers and ...

And keep in mind, inflation is worse than the government data suggest. The government revised the CPI formula in the 1990s so that it understates the actual rise in prices. Based on the formula ...