, or "uncertainty shocks", are an important model ingredient. First, they account for countercyclical movements in risk … changes in both risk-premia and expected future real rates, uncertainty shocks account for about 1/2 of the variance of long …

In this paper, we assess how risk-sharing channels have evolved over time in the United States and the Euro Area, and …-varying parameter panel VAR model, with stochastic volatility, which allows us to formally quantify time variation in risk …-sharing channels. Second, we develop a new test of the complementarity vs. substitutability hypothesis of the three risk …

Using detailed micro-data, this paper documents that households with lower income risk (and higher income levels … designed to account for the empirically observed negative correlation between income levels and income risk. This interaction … generates saving dynamics such that the stationary distribution of wealth among households facing different risk levels is not …