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~person:"Barndorff-Nielsen, Ole E."
~person:"Ledoit, Olivier"
~type_genre:"Article in journal"
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Search: subject_exact:"Korrelationskoeffizient"
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Barndorff-Nielsen, Ole E.
Ledoit, Olivier
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16
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13
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11
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Journal of financial econometrics
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Risk reduction and efficiency increase in large portfolios : gross-exposure constraints and shrinkage of the covariance matrix
Zhao, Zhao
;
Ledoit, Olivier
;
Jiang, Hui
- In:
Journal of financial econometrics
21
(
2023
)
1
,
pp. 73-105
Persistent link: https://www.econbiz.de/10013542850
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2
The power of (non-)linear shrinking : a review and guide to covariance matrix estimation
Ledoit, Olivier
;
Wolf, Michael
- In:
Journal of financial econometrics
20
(
2022
)
1
,
pp. 187-218
Persistent link: https://www.econbiz.de/10012878194
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3
Large dynamic covariance matrices : enhancements based on intraday data
De Nard, Gianluca
;
Engle, Robert F.
;
Ledoit, Olivier
; …
- In:
Journal of banking & finance
138
(
2022
),
pp. 1-16
Persistent link: https://www.econbiz.de/10013461761
Saved in:
4
Large dynamic covariance matrices
Engle, Robert F.
;
Ledoit, Olivier
;
Wolf, Michael
- In:
Journal of business & economic statistics : JBES ; a …
37
(
2019
)
2
,
pp. 363-375
Persistent link: https://www.econbiz.de/10012178181
Saved in:
5
Efficient sorting : a more powerful test for cross-sectional anomalies
Ledoit, Olivier
;
Wolf, Michael
;
Zhao, Zhao
- In:
Journal of financial econometrics
17
(
2019
)
4
,
pp. 645-686
Persistent link: https://www.econbiz.de/10012152240
Saved in:
6
Nonlinear shrinkage of the covariance matrix for portfolio selection : Markowitz meets Goldilocks
Ledoit, Olivier
;
Wolf, Michael
- In:
The review of financial studies
30
(
2017
)
12
,
pp. 4349-4388
Persistent link: https://www.econbiz.de/10011924578
Saved in:
7
Econometric analysis of realized covariation : high frequency based covariance, regression, and correlation in financial economics
Barndorff-Nielsen, Ole E.
;
Shephard, Neil G.
- In:
Econometrica : journal of the Econometric Society, an …
72
(
2004
)
3
,
pp. 885-925
Persistent link: https://www.econbiz.de/10002095843
Saved in:
8
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection
Ledoit, Olivier
;
Wolf, Michael
- In:
Journal of empirical finance
10
(
2003
)
5
,
pp. 603-621
Persistent link: https://www.econbiz.de/10001806971
Saved in:
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