We argue the earnings announcement premium is a measure of firm-specific uncertainty aversion. Our stylized model shows … earnings announcements, as pure news events, are priced only if investors are uncertainty averse; further, the earnings … announcement return is negatively correlated to future investment only if there is time-varying uncertainty. Consistent with the …

surge in the stock market would be self-correcting. Recent papers have discussed the role of "uncertainty" and its … measurement in influencing economic decisions. They attempt to measure uncertainty by indexes of volatility of the stock market …, GDP, forecaster disagreement, mentions of uncertainty in news media, and the dispersion of productivity shocks to firms …

Real option valuation has traditionally been concerned with investment under project value uncertainty while assuming … uncertainty in the investment or a hedging asset …

is comparable to numeric models used in policy advising. Uncertainty surrounding climate change remains large. The closed …-form expressions of welfare loss from shocks and epistemological uncertainty identify the interaction of (intertemporal) risk attitude …, distributional moments, and the climatic shadow values. Welfare gains from reducing uncertainty about temperature feedbacks are much …