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We specify a stochastic economy-climate model, adapting Nordhaus' deterministic economy-climate model by allowing for Weitzman-type stochasticity. We show that, under expected power utility, the model is fragile to heavy-tailed distributional assumptions and we derive necessary and sufficient...
Persistent link: https://www.econbiz.de/10010332432
-pricing model in which heterogeneous agents behave consistently with a constant relative risk aversion assumption can be applied to …
Persistent link: https://www.econbiz.de/10010328419
We propose a new decision criterion under risk in which people extract both utility from anticipatory feelings ex ante … raises both the utility of ex ante feelings and the risk of disappointment ex post. We characterize the optimal beliefs and … the preferences under risk generated by this mental process and apply this criterion to a simple portfolio choice …
Persistent link: https://www.econbiz.de/10010298342
Define the riskiness of a gamble as the reciprocal of the absolute risk aversion (ARA) of an individual with constant … “duality” axiom which, roughly speaking, asserts that less risk-averse individuals accept riskier gambles. The index is …
Persistent link: https://www.econbiz.de/10010318897
risk increases with the initial level of risk. Their reasoning is based on differences in the marginal utility of wealth …: first, for a risk-averse individual without a bequest motive, marginal WTP for survival does increase with the level of risk … initial risk on WTP for survival is reversed: the higher initial risk the lower the value of a statistical life. …
Persistent link: https://www.econbiz.de/10010260809
-free and are relevant to many fields encountering catastrophic risk analysis, such as, perhaps most noticeably, insurance and … risk management. …
Persistent link: https://www.econbiz.de/10010491362
Persistent link: https://www.econbiz.de/10010324093
extensive number of robustness checks. Overall, downside cash flow risk is priced most consistently across different samples … ability. The downside cash flow risk premium is mainly attributable to small stocks. The risk premium for large stocks appears … much more driven by a compensation for symmetric, cash flow related risk. Finally, we multiply our premia estimates by …
Persistent link: https://www.econbiz.de/10010325965
Portfolio choice is usually modelled by von Neumann-Morgenstern utility. Risk-value models are more general and permit … the derivation of risk-value efficient frontiers. A behaviorally based risk measure with an endogenous or exogenous … benchmark is used to derive efficient portfolios and to analyse the implied equilibrium asset pricing. In risk-value models a …
Persistent link: https://www.econbiz.de/10010398109
Measuring risk in the stock market context is one of the key challenges of modern finance. Despite of the substantial … significance of the topic to investors and market regulators, there is a controversy over what risk factors should be used to price … the assets or to determine the cost of capital. We empirically investigate the ability of several commonly proposed risk …
Persistent link: https://www.econbiz.de/10010322253