The annual rate of US consumer inflation halved from nearly 3% in the period from July 2018 to February 2019 and then subsequently fluctuated in a range from 1.5% to 2.0%. However, “headline” inflation is known to be volatile and so references are often made to “core” inflation figures for purposes of analysis. This measure has mostly ranged between 1.7% and 2.3% in recent years and it has not been...