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- W2580032098 abstract "This paper studies the long-term asset allocation problem of an individual with risk aversion coefficient that i) varies with economic conditions, and ii) exhibits different risk attitudes towards the short and the long term. To do this, we propose a parametric linear portfolio policy that accommodates an arbitrarily large number of assets in the portfolio and a piecewise linear risk aversion coefficient. These specifications of the optimal portfolio policy and individual's risk aversion allow us to apply GMM methods for parameter estimation and testing. Our empirical results provide statistical evidence of the existence of a short-term and a long-term regime in the individual's risk aversion. Long-term risk aversion is always higher than short-term risk aversion, and it is more statistically significant as the investment horizon increases. The analysis of the optimal portfolio weights also suggests that the allocation to stocks and bonds is strongly negatively correlated, with the magnitude of the portfolio weights and risk aversion coefficients increasing as the investment horizon expands." @default.
- W2580032098 created "2017-02-03" @default.
- W2580032098 creator A5061981137 @default.
- W2580032098 creator A5073501494 @default.
- W2580032098 date "2016-09-01" @default.
- W2580032098 modified "2023-10-16" @default.
- W2580032098 title "Long-term optimal portfolio allocation under dynamic horizon-specific risk aversion" @default.
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- W2580032098 hasPublicationYear "2016" @default.
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