One of the US Fed’s favoured measures of inflation is the change in the core personal consumption expenditures (PCE) price index. After hitting the Fed’s target at 2.0% in mid-2018, the annual rate then hovered in a range between 1.8% and 2.0% through to the end of 2018 before dropping in the first quarter of 2019. It then hovered around 1.5% or just above it for some months before moving...