Choosing a proper external risk measure is of great regulatory importance, as exemplified in the Basel II and Basel III Accord which use Value-at-Risk (VaR) with scenario analysis as the risk measures for setting capital requirements. We argue a good external risk measure should be robust with...

Macroeconomic uncertainty consists of three components: the unobservable, the heterogeneous and the "uncertain". We are unaware of exactly when economic agents perceive uncertainty and which type of uncertainty interests them. This paper introduces and outlines a way of conducting large-scale...

This study focuses on the stock market effects associated with the announcements of product approvals, denials and recalls by the US Food and Drug Administration (FDA), and the impact of product approvals on research and development expenditures (R&D) and forecasts of earnings by Value Line....

As climate change augurs longer wildfire seasons, safe, reliable, and competitive energy and communications markets depend on sound infrastructure and well-calibrated regulation. The humble wooden utility pole, first deployed in America in 1844 to extend telegraph service, forms the twenty-first...

Uncertainty shapes the trajectory of business cycles and remains a central research topic in Macroeconomics. When studying the impact of uncertainty on the economy, economists use different uncertainty measures. While all indicators approximate uncertainty along some certain dimension, none of...