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 1 1 24 4 4 9 117
A novel estimator of earth's curvature (allowing for inference as well) 0 0 3 10 2 3 20 29
A well conditioned estimator for large dimensional covariance matrices 0 1 3 25 1 6 55 191
Analytical nonlinear shrinkage of large-dimensional covariance matrices 0 0 9 78 0 5 63 282
Approximate Arbitrage 0 0 0 11 0 0 5 62
Central limit theorems when data are dependent: addressing the pedagogical gaps 0 0 0 54 1 1 9 165
Choice Democracy 0 0 0 73 1 1 11 123
Crashes at Critical Points 0 0 0 25 1 3 6 89
Efficient Sorting: A More Powerful Test for Cross-Sectional Anomalies 0 0 0 34 0 1 16 92
Eigenvectors of some large sample covariance matrices ensembles 0 0 0 144 0 0 21 575
Empirical and Theoretical Status of Discrete Scale Invariance in Financial Crashes 0 0 0 366 0 1 17 1,376
Factor models for portfolio selection in large dimensions: the good, the better and the ugly 0 0 1 110 0 2 29 196
Flexible Multivariate GARCH Modeling With an Application to International Stock Markets 0 0 0 6 0 2 20 61
Flexible multivariate GARCH modeling with an application to international stock markets 0 0 0 503 0 0 10 1,053
Honey, I Shrunk the Sample Covariance Matrix 0 0 4 67 5 15 76 330
Honey, I shrunk the sample covariance matrix 2 4 19 1,085 10 27 161 4,035
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 1 1 6 39 1 5 41 191
Improved estimation of the covariance matrix of stock returns with an application to portofolio selection 1 2 4 1,039 2 4 21 2,923
Large dynamic covariance matrices 0 1 2 133 0 6 24 281
Large dynamic covariance matrices: enhancements based on intraday data 0 0 0 54 0 4 27 128
Markowitz portfolios under transaction costs 1 1 6 46 4 8 29 106
Nonlinear shrinkage estimation of large-dimensional covariance matrices 0 0 2 108 0 1 15 250
Nonlinear shrinkage of the covariance matrix for portfolio selection: Markowitz meets Goldilocks 0 0 3 129 2 4 55 434
Numerical implementation of the QuEST function 0 0 0 26 0 0 16 108
Optimal estimation of a large-dimensional covariance matrix under Stein’s loss 0 0 0 37 1 1 12 92
Quadratic shrinkage for large covariance matrices 0 0 2 47 2 4 39 124
Relative Pricing of Options with Stochastic Volatility 0 0 1 31 0 0 6 118
Risk reduction and efficiency increase in large portfolios: leverage and shrinkage 0 0 0 20 2 3 18 82
Robust Performance Hypothesis Testing with the Sharpe Ratio 0 0 3 647 6 13 81 2,274
Robust performance hypothesis testing with smooth functions of population moments 0 0 2 45 0 4 18 52
Robust performance hypothesis testing with the variance 0 0 1 27 0 0 13 163
Shrinkage estimation of large covariance matrices: keep it simple, statistician? 0 0 2 41 1 4 52 176
Some hypothesis tests for the covariance matrix when the dimension is large compared to the sample size 0 2 2 233 0 2 15 879
Spectrum estimation: a unified framework for covariance matrix estimation and PCA in large dimensions 0 0 1 118 0 0 12 320
The coexistence of commodity money and fiat money 0 0 0 114 3 6 17 449
The power of (non-)linear shrinking: a review and guide to covariance matrix estimation 0 2 5 82 0 4 39 240
The redistributive effects of monetary policy 0 0 0 158 0 0 15 437
Total Working Papers 6 15 82 5,789 49 144 1,093 18,603


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 5 8 18 170 27 74 195 788
CRASHES AS CRITICAL POINTS 0 1 6 26 1 5 28 105
Flexible Multivariate GARCH Modeling with an Application to International Stock Markets 0 0 0 268 0 0 19 711
Gain, Loss, and Asset Pricing 0 0 0 129 0 0 14 338
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 4 9 17 926 14 32 105 2,471
Large Dynamic Covariance Matrices 1 5 14 28 6 16 46 135
Numerical implementation of the QuEST function 0 0 0 2 0 0 7 37
Robust Structure without Predictability: The "Compass Rose" Pattern of the Stock Market 0 0 0 79 0 17 21 398
Robust performance hypothesis testing with the Sharpe ratio 6 13 25 210 21 51 134 1,021
Spectrum estimation: A unified framework for covariance matrix estimation and PCA in large dimensions 1 1 1 22 1 14 37 119
Total Journal Articles 17 37 81 1,860 70 209 606 6,123


Statistics updated 2026-10-11