Nominal shocks have long lasting effects on real economic activity, beyond those implied by the average frequency of price adjustment in micro data. This paper develops a price-setting model that explains this gap through the interplay of menu costs and uncertainty about productivity....

We study aggregate capital dynamics in an investment model with idiosyncratic productivity shocks, fixed capital adjustment costs, and irreversibility driven by a wedge between capital purchase and resale prices. We derive sufficient statistics capturing the role of investment frictions on...