Abstract
In this paper we consider a continuous-time Markowitz mean-variance type portfolio optimization problem where the variance is replaced by a Earnings-at-Risk (EaR) of terminal wealth. In a Black-Scholes setting of financial markets, we obtain closed-form expressions for best constant-rebalanced portfolio investment strategies and the mean-EaR efficient frontier.
Original language | English |
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Pages (from-to) | 517-526 |
Number of pages | 10 |
Journal | Dynamics of Continuous, Discrete and Impulsive Systems Series B: Applications and Algorithms |
Volume | 12 |
Issue number | 4 |
Publication status | Published - Aug 2005 |
Externally published | Yes |
Keywords
- Black-scholes model
- Constant-rebalanced portfolios
- Dynamic portfolio selection
- Earnings-at-Risk