While consumption habits have been utilised as a means of generating a hump shaped output response to monetary policy shocks in sticky-price New Keynesian economies, there is relatively little analysis of the impact of habits (particularly, external habits) on optimal policy. In this paper we...

While consumption habits have been utilised as a means of generating a hump shaped output response to monetary policy shocks in sticky-price New Keynesian economies, there is relatively little analysis of the impact of habits (particularly, external habits) on optimal policy. In this paper we...

In this paper we develop a multi-sector model of firms pricing behaviour under imperfect competition. We allow for the fact that some goods sold will be for final consumption, while others will be used as intermediate goods in further production. We assume that price setters are constrained by...