Debortoli, Davide; Galí, Jordi - National Bureau of Economic Research - 2022
We study the role of idiosyncratic income shocks for aggregate fluctuations within a simple heterogeneous household … framework with no binding borrowing constraints. We show that the presence of idiosyncratic income shocks affects the economy …'s response to an aggregate shock in a way that can be captured by a consumption weighted average of the changes in uncertainty …