This paper addresses the question of whether there is downward rigidity in money wages and prices. It is an issue that is relevant to the choice of the level of the inflation target, as it has been argued that targeting too low a level of inflation will be harmful when downward rigidities exist....

This paper undertakes a Bayesian analysis of optimal monetary policy for the United Kingdom. We estimate a suite of monetary policy models that include both forward and backward-looking representations as well as large and small-scale models. We find an optimal simple Taylor-type rule that...