Access Statistics for Olivier Ledoit

Author contact details at EconPapers.

Working Paper File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
A new portfolio formation approach to mispricing of marketing performance indicators with an application to customer satisfaction 0 0 0 23 1 1 4 111
A novel estimator of earth's curvature (allowing for inference as well) 1 2 2 9 2 7 7 16
A well conditioned estimator for large dimensional covariance matrices 0 1 3 23 3 15 37 160
Analytical nonlinear shrinkage of large-dimensional covariance matrices 1 3 4 72 7 15 36 240
Approximate Arbitrage 0 0 0 11 2 3 3 60
Central limit theorems when data are dependent: addressing the pedagogical gaps 0 0 0 54 3 3 5 159
Choice Democracy 0 0 0 73 3 5 7 117
Crashes at Critical Points 0 0 1 25 0 1 5 84
Efficient Sorting: A More Powerful Test for Cross-Sectional Anomalies 0 0 0 34 2 4 7 82
Eigenvectors of some large sample covariance matrices ensembles 0 0 0 144 6 13 26 570
Empirical and Theoretical Status of Discrete Scale Invariance in Financial Crashes 0 0 0 366 5 8 10 1,367
Factor models for portfolio selection in large dimensions: the good, the better and the ugly 0 1 1 110 6 13 18 183
Flexible Multivariate GARCH Modeling With an Application to International Stock Markets 0 0 0 6 6 10 10 51
Flexible multivariate GARCH modeling with an application to international stock markets 0 0 0 503 3 7 7 1,050
Honey, I Shrunk the Sample Covariance Matrix 0 1 3 64 7 12 34 276
Honey, I shrunk the sample covariance matrix 2 6 13 1,074 23 61 133 3,944
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 0 2 4 35 10 15 38 171
Improved estimation of the covariance matrix of stock returns with an application to portofolio selection 0 0 2 1,036 4 9 21 2,915
Large dynamic covariance matrices 0 0 1 131 4 5 12 266
Large dynamic covariance matrices: enhancements based on intraday data 0 0 0 54 6 15 20 117
Markowitz portfolios under transaction costs 1 2 6 43 6 9 22 87
Nonlinear shrinkage estimation of large-dimensional covariance matrices 1 1 1 107 4 5 8 241
Nonlinear shrinkage of the covariance matrix for portfolio selection: Markowitz meets Goldilocks 1 1 2 127 6 12 40 414
Numerical implementation of the QuEST function 0 0 0 26 1 5 11 100
Optimal estimation of a large-dimensional covariance matrix under Stein’s loss 0 0 0 37 2 2 5 83
Quadratic shrinkage for large covariance matrices 1 1 2 46 5 12 25 107
Relative Pricing of Options with Stochastic Volatility 0 0 0 30 1 1 3 113
Risk reduction and efficiency increase in large portfolios: leverage and shrinkage 0 0 1 20 7 10 15 75
Robust Performance Hypothesis Testing with the Sharpe Ratio 0 1 5 645 14 29 58 2,236
Robust performance hypothesis testing with smooth functions of population moments 0 0 0 43 4 6 10 41
Robust performance hypothesis testing with the variance 0 1 1 27 2 8 9 159
Shrinkage estimation of large covariance matrices: keep it simple, statistician? 0 1 1 40 7 17 23 145
Some hypothesis tests for the covariance matrix when the dimension is large compared to the sample size 0 0 0 231 3 6 11 872
Spectrum estimation: a unified framework for covariance matrix estimation and PCA in large dimensions 0 0 0 117 1 6 9 315
The coexistence of commodity money and fiat money 0 0 1 114 0 1 4 434
The power of (non-)linear shrinking: a review and guide to covariance matrix estimation 0 1 4 78 6 13 23 216
The redistributive effects of monetary policy 0 0 1 158 8 8 12 431
Total Working Papers 8 25 59 5,736 180 372 728 18,008


Journal Article File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
A well-conditioned estimator for large-dimensional covariance matrices 1 5 8 157 5 29 74 646
CRASHES AS CRITICAL POINTS 0 2 5 24 2 14 26 93
Flexible Multivariate GARCH Modeling with an Application to International Stock Markets 0 0 0 268 4 10 10 702
Gain, Loss, and Asset Pricing 0 0 0 129 4 9 15 335
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 1 2 10 912 12 26 62 2,409
Large Dynamic Covariance Matrices 0 2 3 16 5 10 25 102
Numerical implementation of the QuEST function 0 0 1 2 1 1 5 33
Robust Structure without Predictability: The "Compass Rose" Pattern of the Stock Market 0 0 0 79 1 2 4 380
Robust performance hypothesis testing with the Sharpe ratio 0 1 5 186 8 14 57 909
Spectrum estimation: A unified framework for covariance matrix estimation and PCA in large dimensions 0 0 1 21 6 11 17 94
Total Journal Articles 2 12 33 1,794 48 126 295 5,703


Statistics updated 2026-02-12