experiences a shock forcing it to start learning afresh. Firms differ in their information; more informed firms have lower … posterior variances in beliefs. An uncertainty shock is a rise in the probability that any given firm will lose its information … a prolonged recession followed by anemic recovery in response to an uncertainty shock. When confronted with a rise in …

risk. Dispersion in MPK depends on (i) heterogeneity in firm-level risk premia and (ii) the price of risk, and thus is … countercyclical. We document strong empirical support for these predictions. Stock market-based measures of risk premia imply that … risk considerations explain about 30% of observed MPK dispersion among US firms and rationalize a large persistent …

medium run. In the event of a cost-push shock, the central bank leans with the wind to increase demand and reduce …

We study the impact of incomplete consumption risk-sharing on land misallocation in rural economies. We develop a … shocks and insure themselves by participating in a risk-sharing arrangement. Incomplete insurance distorts households … panel data from rural India, we quantify the losses attributable to limited risk-sharing. Completing insurance markets leads …

preferences in view of ambiguity averse investors. An uncertainty shock raises the price of issuing debt which in turn affects the …

dividends next period as ambiguous. We calibrate the agent's ambiguity aversion to match only the first moment of the risk …

dividends next period as ambiguous. We calibrate the agent's ambiguity aversion to match only the first moment of the risk …

Most macroeconomic models fail to replicate the level, volatility, and countercyclicality of risk premia which has been …-varying risk of economic disaster. Both asset prices and macroeconomic aggregates respond to this time-varying risk. The model is … prices. An increase in the risk of disaster leads to a collapse of investment and a recession, with no current or future …