We investigate the effect of uncertainty on investment. We employ a unique dataset of 25000 Greek firms' balance sheets … uncertainty. The investment performance of 14 sectors is examined within a dynamic investment model. Robust GMM estimates of the … investment rate model reveal a high degree of heterogeneity among these sectors. Overall uncertainty affects negatively …

This study investigates the impact of uncertainty on the mean-variance relationship. We find that the stock market …’s expected excess return is positively related to the market’s conditional variances and implied variance during low uncertainty … periods but unrelated or negatively related to conditional variances and implied variance during high uncertainty periods. Our …

correlation between output and aggregate uncertainty. We find the transmission of uncertainty shocks to output is weak, while … aggregate uncertainty endogenously responds to first moment shocks in the presence of labor market search frictions. This … indicates that countercyclical movements in aggregate uncertainty are endogenous responses to changes in output, rather than …

There is wide debate over the impact of uncertainty on firm behavior, due to the difficulty both of measuring … uncertainty and of identifying causality. This paper takes three steps that attempt to address these challenges. First, we develop …-looking measures of uncertainty over firms' business conditions. Finally, we examine how uncertainty affects a range of outcomes …

markets. The weather-driven uncertainty of renewable forecast errors could have price increasing impacts. This research sets … weather types and their renewable production uncertainty is proved via empirical methods. Weather types are identified in … which renewable production is harder to predict. The findings connect weather dependent renewable forecast uncertainty to …

(CRIX), Gold, and uncertainty measures. Apart from traditional uncertainty measures, such as the Volatility Index and the … Economic Policy Uncertainty, we also consider two novel uncertainty measures: Cryptocurrency Policy Uncertainty and … Cryptocurrency Price Uncertainty indices. We observe that cryptocurrency policy uncertainty is the main transmitter of the return …