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utility, which has two key features. First, intertemporal substitution and risk aversion are disentangled. Second, the … when the departure from standard expected utility with rational expectations is small. In addition, we show that RI … increases the implied equity premium because inattentive investors with recursive utility face greater long-run risk and thus …
Persistent link: https://www.econbiz.de/10013140126
We study consumption-portfolio and asset pricing frameworks with recursive preferences and unspanned risk. We show that in both cases, portfolio choice and asset pricing, the value function of the investor/representative agent can be characterized by a specific semilinear partial differential...
Persistent link: https://www.econbiz.de/10010359861
This study develops and implements a theory and method for analyzing whether introducing new securities or relaxing …
Persistent link: https://www.econbiz.de/10010512497
This note develops the solutions of the static portfolio optimization problem in explicit matrix form. Three cases are contemplated and connected, with the derivation of relevant corner solutions: the unconstrained problem in the presence of risky assets only, the constrained one, and the...
Persistent link: https://www.econbiz.de/10011526683
This paper shows the success of valuation risk-time‐preference shocks in Epstein-Zin utility-in resolving asset pricing …
Persistent link: https://www.econbiz.de/10013382046
Persistent link: https://www.econbiz.de/10014251456
. Especially the condition of arbitrage for sub-hedging strategy fills the gap of the theory of arbitrage under model uncertainty … subhedging P&L.Asset allocation under constant absolute risk aversion (CARA) utility is investigated with ambiguous volatility …
Persistent link: https://www.econbiz.de/10012987227
direct link with the CRRA utility maximization in a complete market …
Persistent link: https://www.econbiz.de/10012864640
Heterogeneous beliefs among market participants can lead to questionable speculative trading that goes beyond any risk-sharing motives. We demonstrate that such unwarranted betting behavior in market equilibrium can be mitigated by introducing nonlinear pricing for ambiguous contracts, without...
Persistent link: https://www.econbiz.de/10015272951
of utility and risk. This is a rather general pattern. The modern portfolio theory of Markowitz (1959) and the capital … utility. As a result, the growth optimal portfolio theory Lintner (1965) and the leverage space portfolio theory Vince (2009 …Utility and risk are two often competing measurements on the investment success. We show that efficient trade …
Persistent link: https://www.econbiz.de/10011867378