JPMorgan's trading desk put together their estimate of how the S&P 500 would react to different monthly changes in core inflation. 0.4% or higher could trigger big losses between 1.5% and 2% on ...

There are various cheat sheets floating around on how markets may react to the data. Here's one, from JPMorgan, on how the S&P 500 would react to different CPI readings: A monthly rise of 0.4% or ...