This paper estimates the impact on the US economy of four types of uncertainty about (i) government spending, (ii) tax … changes, (iii) public debt sustainability and (iv) monetary policy. Following a one standard deviation shock, uncertainty …, consumption and investment after two years around 0.5%, 0.3% and 1.5% respectively. Uncertainty on the other economic policies has …

produced by climate-economy models while introducing the dimension of uncertainty in innovation ef- forts, without succumbing …, bioelectricity and personal electric vehicle batteries), taking into account the uncertainty surrounding the effectiveness of …

We show how real and financial frictions amplify the impact of uncertainty shocks. We build a model with real frictions …, and find adding financial frictions roughly doubles the impact of uncertainty shocks. Higher uncertainty alongside … for uncertainty exploiting differential firm exposure to exchange rate and price volatility. These results highlight why …

under uncertainty about the value of environmental services and irreversible development. We study land conversion under … adequate participation in a conservation plan. We analytically determine the impact of uncertainty and optimal policy …

a "real option" framework, where the value of the right to use the resource is affected by: 1) uncertainty on the future …