January's consumer price index came in hot, with Trump tariffs set to push prices higher. The S&P 500 tumbled on the CPI inflation report.

This is why it's important to understand what the Consumer Price Index (CPI) is and how it ties ... each month in 75 urban areas across the country from about 6,000 housing units and approximately ...

Here is a list of our partners and here's how we make money. Updated Feb. 12. Current index: The consumer price index, or CPI, increased 0.5% in January, according to the most recent report.