Article,

Moments of the Estimated Sharpe Ratio When the Observations Are Not IID

, and .
Finance Research Letters, (2006)
DOI: 10.1016/j.frl.2005.11.001

Abstract

We develop the analytical second-order bias and variance of the estimated Sharpe ratio when the return series is not IID. We show that the bias and variance formulae depend upon the covariance structure of the data generating process.

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