Using sector-level survey data for the universe of Japanese firms, we establish the positive co-movement in the firm’s expectations about aggregate and sector-specific demand shocks. We show that a simple model with imperfect information on the current aggregate and sector-specific components...

This study investigates the appropriate measure of inflation in the euro area that the central bank should adopt in order to minimize social welfare losses stemming from volatility in the output gap, inflation and relative prices. We use a model that accounts for both the heterogeneity observed...