The European Central Bank (ECB) is currently conducting a review of its monetary policy strategy. The last formal review took place in 2003. Now the focus is on the extent to which this strategy has contributed in recent years to fulfill the mandate set out in the Treaties of the European Union...

Recently there has been an explosion of research on whether the equilibrium real interest rate has declined, an issue with significant implications for monetary policy. A common finding is that the rate has declined. In this paper we provide evidence that contradicts this finding. We show that...

Since central banks have limited information concerning the transmission channel of monetary policy, they are faced with the difficult task of simultaneously controlling the policy target and estimating the impact of policy actions. A tradeoff between estimation and control arises because policy...