In a simple New Keynesian model, we derive a closed form solution for the inflationpersistence parameter as a function of the policy weights in the central bank’s Taylorrule. By estimating the time-varying weights that the FED attaches to inflationand the output gap, we show that the...

[...]This article provides a systematic evaluation of severalproposed measures of U.S. core inflation: the popular ex foodand energy series, an ex energy series, a weighted median series,and an exponentially smoothed series. To inform the currentdebate on this issue, we adopt a general framework...