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Robust estimation of covariance and its application to portfolio optimization
Huo, Lijuan; Kim, Tae-hwan; Kim, Yunmi - In: Finance research letters 9 (2012) 3, pp. 121-134
Persistent link: https://www.econbiz.de/10009628116
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The instability of the Pearson correlation coefficient in the presence of coincidental outliers
Kim, Yunmi; Kim, Tae-hwan; Ergün, Tolga - In: Finance research letters 13 (2015), pp. 243-257
Persistent link: https://www.econbiz.de/10011552545
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On more robust estimation of skewness and kurtosis
Kim, Tae-hwan; White, Halbert - In: Finance research letters 1 (2004) 1, pp. 56-73
Persistent link: https://www.econbiz.de/10003307251