This paper decomposes consumer price inflation into pure inflation, relative price inflation, and idiosyncratic inflation by estimating a dynamic factor model á la Reis and Watson (2010) on a data set of 146 monthly disaggregated prices from 1995 to 2019. We find that pure inflation is the...

The cyclical state of the economy and the natural rate of unemployment are key unobserved variables in policymakers' analysis of economic developments. The price Phillips curve relates the measures of resource utilization—often through deviations of the unemployment rate from the natural rate...