Risk of "sticky inflation" and investor reaction

Last week's PCE report disappointed as the Fed's preferred inflation gauge began to rise again, mainly driven by services factors. The continued high PCE growth raises economists' concerns that sticky inflation will prolong the Fed's price stabilization battle. Consequently, the possibility that the Fed will raise rates higher for longer makes hopes for the Fed's "soft landing" path more distant.

So what is sticky inflation? Why is this concerning for the economy?

Viet Hustler will answer readers' questions above through the following macroeconomic article, centered on last week's PCE report. 

Risk of sticky inflation after the PCE report 

Summary of key points in the PCE report