The purpose of the present paper is twofold. First, we characterize de Fed's systematic response to technology shocks and its implications for US output, hours and inflation. Second we evaluate the extent to which that responses can be accounted for by a simple monetary policy rule in the...

We construct a measure of Euro area cyclical efficiency, following the approach developed in Galí, Gertler and López-Salido (2002). Our measure –which we call "the gap"– corresponds to the inverse of price over social marginal cost. Here we present a time series of this gap for the Euro...