robust model for small amounts of uncertainty and analyze the effect of robustness on optimal trading strategies and … liquidation costs. In particular, in our model ambiguity aversion is observationally equivalent to increased risk aversion. This …

-)variance of power plant profits. If investors are risk-averse, these differ- ences lead to divergent investment portfolios …, breaking the equivalence of price- and quantity-based policy instruments under risk-neutrality. Using the European power sector … diversification value of these assets. Uncertainty about the stringency of carbon taxes leads to lower shares of fossil fuel assets …

technologies under uncertainty. Specifically, given two technologies, one with lower costs at present, but the other with greater … uncertainty in the returns to R&D, how should one allocate the R&D budget? We develop a multi-stage stochastic dynamic programming … variance in the uncertainty in returns to R&D and with the skewness of the uncertainty. We also present an illustrative case …

This paper studies the pricing of volatility risk using the first-order conditions of a long-term equity investor who …

setting, an increase in uncertainty about future shocks causes significant contractions in the economy and may lead to non … outcomes. Fluctuations in uncertainty and the zero lower bound help our model match the unconditional and stochastic volatility …

manage systematic mortality risks, namely self-insurance and risk transfer to purchasers of the annuity products. We … demonstrate that self-insurance leads to high loadings, so that households offered a choice would favor the risk transfer scheme …

Value at Risk has become the standard measure of market risk employed by financial institutions for both internal and … methodologies developed so far give satisfactory solutions. Interpreting Value at Risk as a quantile of future portfolio values … assumptions invoked by existing methodologies (such as normality or i.i.d. returns). The Conditional Value at Risk or CAViaR model …

While the traditional view of financial innovation emphasizes the risk sharing role of new financial assets, belief …. This paper investigates the effect of financial innovation on portfolio risks in an economy when both the risk sharing and … the possibilities for risk sharing. My main result shows that financial innovation also always increases the speculative …

uncertainty is time-varying, and (2) countries have heterogeneous exposures to a world aggregate shock. We embed these features in …

. Dynamically spread-weighting and risk-rebalancing positions improves performance. Equity, bond, FX, volatility, and downside …