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 1 2 2 25 3 7 10 120
A novel estimator of earth's curvature (allowing for inference as well) 0 0 3 10 7 9 27 36
A well conditioned estimator for large dimensional covariance matrices 0 0 3 25 4 9 50 195
Analytical nonlinear shrinkage of large-dimensional covariance matrices 1 1 10 79 6 8 63 288
Approximate Arbitrage 0 0 0 11 1 1 6 63
Central limit theorems when data are dependent: addressing the pedagogical gaps 0 0 0 54 1 2 10 166
Choice Democracy 0 0 0 73 4 5 15 127
Crashes at Critical Points 0 0 0 25 0 2 6 89
Efficient Sorting: A More Powerful Test for Cross-Sectional Anomalies 0 0 0 34 2 2 16 94
Eigenvectors of some large sample covariance matrices ensembles 0 0 0 144 2 2 20 577
Empirical and Theoretical Status of Discrete Scale Invariance in Financial Crashes 0 0 0 366 3 3 20 1,379
Factor models for portfolio selection in large dimensions: the good, the better and the ugly 0 0 1 110 3 5 29 199
Flexible Multivariate GARCH Modeling With an Application to International Stock Markets 0 0 0 6 3 5 23 64
Flexible multivariate GARCH modeling with an application to international stock markets 0 0 0 503 2 2 12 1,055
Honey, I Shrunk the Sample Covariance Matrix 0 0 4 67 7 19 73 337
Honey, I shrunk the sample covariance matrix 1 5 18 1,086 9 26 161 4,044
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 0 1 6 39 3 5 38 194
Improved estimation of the covariance matrix of stock returns with an application to portofolio selection 0 2 3 1,039 5 8 22 2,928
Large dynamic covariance matrices 0 0 2 133 4 7 24 285
Large dynamic covariance matrices: enhancements based on intraday data 0 0 0 54 2 6 28 130
Markowitz portfolios under transaction costs 1 2 6 47 6 10 34 112
Nonlinear shrinkage estimation of large-dimensional covariance matrices 0 0 2 108 0 0 14 250
Nonlinear shrinkage of the covariance matrix for portfolio selection: Markowitz meets Goldilocks 0 0 3 129 7 9 39 441
Numerical implementation of the QuEST function 0 0 0 26 4 4 17 112
Optimal estimation of a large-dimensional covariance matrix under Stein’s loss 0 0 0 37 1 2 12 93
Quadratic shrinkage for large covariance matrices 0 0 2 47 2 5 31 126
Relative Pricing of Options with Stochastic Volatility 0 0 1 31 1 1 7 119
Risk reduction and efficiency increase in large portfolios: leverage and shrinkage 0 0 0 20 2 5 19 84
Robust Performance Hypothesis Testing with the Sharpe Ratio 1 1 4 648 18 29 85 2,292
Robust performance hypothesis testing with smooth functions of population moments 0 0 2 45 3 6 20 55
Robust performance hypothesis testing with the variance 0 0 1 27 2 2 14 165
Shrinkage estimation of large covariance matrices: keep it simple, statistician? 2 2 4 43 5 6 53 181
Some hypothesis tests for the covariance matrix when the dimension is large compared to the sample size 0 2 2 233 0 2 13 879
Spectrum estimation: a unified framework for covariance matrix estimation and PCA in large dimensions 0 0 1 118 2 2 13 322
The coexistence of commodity money and fiat money 0 0 0 114 3 8 19 452
The power of (non-)linear shrinking: a review and guide to covariance matrix estimation 1 1 6 83 10 11 47 250
The redistributive effects of monetary policy 0 0 0 158 2 2 16 439
Total Working Papers 8 19 86 5,797 139 237 1,106 18,742


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 4 11 22 174 23 79 194 811
CRASHES AS CRITICAL POINTS 2 3 6 28 3 7 29 108
Flexible Multivariate GARCH Modeling with an Application to International Stock Markets 0 0 0 268 5 5 24 716
Gain, Loss, and Asset Pricing 0 0 0 129 2 2 14 340
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 1 8 17 927 7 33 95 2,478
Large Dynamic Covariance Matrices 3 5 17 31 9 19 52 144
Numerical implementation of the QuEST function 0 0 0 2 2 2 7 39
Robust Structure without Predictability: The "Compass Rose" Pattern of the Stock Market 0 0 0 79 0 17 20 398
Robust performance hypothesis testing with the Sharpe ratio 5 15 30 215 23 59 149 1,044
Spectrum estimation: A unified framework for covariance matrix estimation and PCA in large dimensions 0 1 1 22 2 16 38 121
Total Journal Articles 15 43 93 1,875 76 239 622 6,199


Statistics updated 2026-11-12