We propose a novel methodology for solving Heterogeneous Agents New Keynesian (HANK) models with aggregate uncertainty and the Zero Lower Bound (ZLB) on nominal interest rates. Our efficient solution strategy combines the sequence-state Jacobian methodology in Auclert et al. (2021) with a...

We study optimal monetary and fiscal policy in a New Keynesian model where occasional declines in agents' confidence can give rise to persistent liquidity trap episodes. Unlike in the case of fundamental-driven liquidity traps, there is no straightforward recipe for mitigating the welfare costs...

We study the yield curve control in Eurozone. We apply Chen, Cúrdia and Ferrero (2012) model that uses a financial friction to break Wallace's neutrality. We calibrate a bond supply shock that corresponds to the observed change in the time premium in euro area when the APP program was...