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摘要
En 中文
In this paper, we correct the adverse impact of estimation risk on both portfolio weights and performance with two new equity allocation methods we implement with estimation-free and estimated ex-ante returns. Portfolios with estimation-free ex-ante returns and systematic-to-unsystematic risk weights have statistically higher Sharpe ratios than both similar portfolios with estimated ex-ante returns and 1/N'th portfolios. Optimal portfolio methods with well-behaved weights guide investors in a way not hitherto possible (normative portfolio theory). (C) 2017 Elsevier Inc. All rights reserved.
Keyword:
Applied portfolio theory
Estimation-free ex-ante returns
Common share portfolio appeal
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期刊
IF:
9.8
论文数:
4.2K
被引数:
1.9W

