Previous studies have stressed that inflation dynamics exhibit a substantial dispersion across sectors. Using US producer price data, we present evidence that sectoral inflation persistence is negatively correlated with market concentration, which is difficult to reconcile with the prediction of...

Previous studies have stressed that in ation dynamics exhibit a substantial disper- sion across sectors. Using US producer price data, we present evidence that sectoral in ation persistence is negatively correlated with market concentration, which is diffi- cult to reconcile with the prediction...