The 2011--2013 rule-making process for the regulation of qualified mortgages was correlated with a reduction in mortgage lending. In this article, we document this correlation at the bank level. Using a novel measure of banks' perception of regulatory uncertainty, we offer suggestive evidence...

We study orders of risk and model uncertainty aversion in the smooth ambiguity model proposed by Klibanoff, Marinacci, and Mukerji (2005). We consider a quadratic approximation of their model and we show that both risk and model uncertainty attitudes have at most a second order effect....

With the recession of 2008, "uncertainty" became a buzzword. Since then, economists have largely shaped how policymakers, politicians, and the general public think about uncertainty, through, among other means, models that explicitly account for uncertainty