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The endogeneity of the efficient frontier in the mean-variance model of portfolio selection is commonly obscured in the portfolio selection literature and in widely used textbooks. The authors demonstrate this endogeneity and discuss the impact of parameter changes on the mean-variance efficient...
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Usually in financial textbooks and courses the theory of portfolio selection is taught in a strictly theoretical way …, given her preference curves and an efficient frontier. On the other hand, the Capital Asset Pricing Model (CAPM) is … practitioners conclude that those models are just inapplicable theory. This is the most rational behavior one can expect. What can …
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In this paper, we investigate empirically the effect of using higher moments in portfolio allocation when parametric and nonparametric models are used. The nonparametric model considered in this paper is the sample approach; the parametric model is constructed assuming multivariate variance...
Persistent link: https://www.econbiz.de/10010987749
In one model of portfolio choice, dating to the Safety First principle, the investor is assumed to select assets to minimize the probability of realizing a portfolio return below some pre-determined target or benchmark rate of return. This paper builds on a recent refinement of Safety...
Persistent link: https://www.econbiz.de/10010989119
In this work we propose the construction of optimized forecast-portfolios where analysts are thought of as “assets” with specific characteristics that may be combined in portfolios. The analysts’ forecasts were made about the German stock market index DAX on a 6-month horizon as provided...
Persistent link: https://www.econbiz.de/10010989265