TY - BOOK AU - Lenza,Michele TI - Monetary policy and core inflation T2 - Discussion paper. Series 1: economic studies SN - 9783865583710 U1 - 332.41 21 PY - 2007/// CY - Frankfurt am Main PB - Deutsche Bundesbank KW - INFLACION SUBYACENTE KW - POLITICA MONETARIA N1 - Bibliografía: p. 21-22 N2 - This paper studies optimal monetary policy responses in an economy featur-ing sectorial heterogeneity in the frequency of price adjustments. It shows that acentral bank facing heterogeneous nominal rigidities is more likely to behave less aggressively than in a fully sticky economy. Hence, the supposedly excessive cau-tion in the conduct of monetary policy shown by central banks could be partlyexplained by the existence of a relevant sectorial dispersion in the frequency of price adjustments ER -