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 0 2 6 113
A novel estimator of earth's curvature (allowing for inference as well) 0 0 3 10 1 7 17 26
A well conditioned estimator for large dimensional covariance matrices 0 0 3 24 0 13 55 185
Analytical nonlinear shrinkage of large-dimensional covariance matrices 1 5 10 78 5 22 66 277
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 0 3 9 164
Choice Democracy 0 0 0 73 0 3 11 122
Crashes at Critical Points 0 0 0 25 0 1 4 86
Efficient Sorting: A More Powerful Test for Cross-Sectional Anomalies 0 0 0 34 1 7 16 91
Eigenvectors of some large sample covariance matrices ensembles 0 0 0 144 0 3 25 575
Empirical and Theoretical Status of Discrete Scale Invariance in Financial Crashes 0 0 0 366 3 7 16 1,375
Factor models for portfolio selection in large dimensions: the good, the better and the ugly 0 0 1 110 2 6 28 194
Flexible Multivariate GARCH Modeling With an Application to International Stock Markets 0 0 0 6 0 2 18 59
Flexible multivariate GARCH modeling with an application to international stock markets 0 0 0 503 0 3 10 1,053
Honey, I Shrunk the Sample Covariance Matrix 0 1 4 67 3 17 64 315
Honey, I shrunk the sample covariance matrix 1 6 18 1,081 13 37 161 4,008
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 1 3 6 38 4 13 42 186
Improved estimation of the covariance matrix of stock returns with an application to portofolio selection 1 1 2 1,037 2 2 22 2,919
Large dynamic covariance matrices 0 0 2 132 1 5 21 275
Large dynamic covariance matrices: enhancements based on intraday data 0 0 0 54 2 3 25 124
Markowitz portfolios under transaction costs 1 2 7 45 1 8 25 98
Nonlinear shrinkage estimation of large-dimensional covariance matrices 0 1 2 108 0 6 15 249
Nonlinear shrinkage of the covariance matrix for portfolio selection: Markowitz meets Goldilocks 0 0 4 129 5 13 54 430
Numerical implementation of the QuEST function 0 0 0 26 1 4 19 108
Optimal estimation of a large-dimensional covariance matrix under Stein’s loss 0 0 0 37 2 4 12 91
Quadratic shrinkage for large covariance matrices 0 1 2 47 1 8 36 120
Relative Pricing of Options with Stochastic Volatility 0 0 1 31 1 3 7 118
Risk reduction and efficiency increase in large portfolios: leverage and shrinkage 0 0 1 20 2 2 19 79
Robust Performance Hypothesis Testing with the Sharpe Ratio 1 2 5 647 4 13 76 2,261
Robust performance hypothesis testing with smooth functions of population moments 2 2 2 45 3 5 16 48
Robust performance hypothesis testing with the variance 0 0 1 27 0 1 13 163
Shrinkage estimation of large covariance matrices: keep it simple, statistician? 1 1 2 41 3 15 49 172
Some hypothesis tests for the covariance matrix when the dimension is large compared to the sample size 0 0 0 231 0 3 14 877
Spectrum estimation: a unified framework for covariance matrix estimation and PCA in large dimensions 0 0 1 118 0 3 13 320
The coexistence of commodity money and fiat money 0 0 1 114 0 7 12 443
The power of (non-)linear shrinking: a review and guide to covariance matrix estimation 1 2 3 80 2 11 36 236
The redistributive effects of monetary policy 0 0 0 158 0 3 15 437
Total Working Papers 10 27 81 5,774 62 265 1,052 18,459


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 3 4 11 162 18 52 131 714
CRASHES AS CRITICAL POINTS 0 1 5 25 2 5 24 100
Flexible Multivariate GARCH Modeling with an Application to International Stock Markets 0 0 0 268 1 6 19 711
Gain, Loss, and Asset Pricing 0 0 0 129 0 1 17 338
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 1 4 11 917 8 18 81 2,439
Large Dynamic Covariance Matrices 0 5 9 23 0 11 37 119
Numerical implementation of the QuEST function 0 0 1 2 1 3 9 37
Robust Structure without Predictability: The "Compass Rose" Pattern of the Stock Market 0 0 0 79 0 0 4 381
Robust performance hypothesis testing with the Sharpe ratio 3 9 13 197 14 47 96 970
Spectrum estimation: A unified framework for covariance matrix estimation and PCA in large dimensions 0 0 0 21 0 7 26 105
Total Journal Articles 7 23 50 1,823 44 150 444 5,914


Statistics updated 2026-07-10