The economic crisis triggered by the COVID-19 virus is unique in economic history in its mode and rate of occurrence, global coverage, and consequences. The text reveals the mechanisms of the impact of health shock on the economy and the macroeconomic framework of mitigating and exiting the...

This paper offers a Bayesian decision-theoretic approach to policy evaluation in rational expectation models. First, we show how to correctly assess and rank simple policy rules under the welfare loss minimization criterion in the presence of uncertainty about the model’s structural...