Gaspar, Vitor; Smets, Frank; Vestin, David - In: Journal of the European Economic Association 4 (2006) 2-3, pp. 376-385
We show that, when private sector expectations are determined in line with adaptive learning, optimal policy responds persistently to cost-push shocks. The optimal response is stronger and more persistent, the higher is the initial level of perceived inflation persistence by the private sector....