The marginal cost of aggregate fluctuations has a term structure that is a simple transformation of the term structures of equity and interest rates. I extract evidence from index option markets to infer a downward-sloping, volatile and procyclical term structure of welfare costs. On average,...

Several recent papers are devoted to the examination of the central banker's behaviour in an uncertain economic environment. This paper proposes, from a central banker's point of view, a synthesis of the main sources of uncertainty as well as an illustration of their effects within an analytical...

This paper designs, for a broad class of rational-expectations dynamic stochastic general-equilibrium models, interest-rate rules which not only ensure the local determinacy of the targeted equilibrium within the neighbourhood of the targeted steady state, but also prevent the economy from...

This paper examines whether reputation concerns can induce the central bank to implement the time-inconsistent optimal monetary policy in a standard New Keynesian model. The forward-looking nature of this model is in this respect interesting on two accounts: first, it worsens the...