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 0 5 113
A novel estimator of earth's curvature (allowing for inference as well) 0 0 3 10 1 5 18 27
A well conditioned estimator for large dimensional covariance matrices 1 1 4 25 1 5 55 186
Analytical nonlinear shrinkage of large-dimensional covariance matrices 0 2 10 78 3 13 69 280
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 0 9 164
Choice Democracy 0 0 0 73 0 1 11 122
Crashes at Critical Points 0 0 0 25 1 1 5 87
Efficient Sorting: A More Powerful Test for Cross-Sectional Anomalies 0 0 0 34 1 3 17 92
Eigenvectors of some large sample covariance matrices ensembles 0 0 0 144 0 0 24 575
Empirical and Theoretical Status of Discrete Scale Invariance in Financial Crashes 0 0 0 366 1 4 17 1,376
Factor models for portfolio selection in large dimensions: the good, the better and the ugly 0 0 1 110 0 4 27 194
Flexible Multivariate GARCH Modeling With an Application to International Stock Markets 0 0 0 6 0 1 18 59
Flexible multivariate GARCH modeling with an application to international stock markets 0 0 0 503 0 1 10 1,053
Honey, I Shrunk the Sample Covariance Matrix 0 0 4 67 3 7 66 318
Honey, I shrunk the sample covariance matrix 0 3 17 1,081 10 35 164 4,018
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 0 3 6 38 3 14 43 189
Improved estimation of the covariance matrix of stock returns with an application to portofolio selection 0 1 2 1,037 1 3 20 2,920
Large dynamic covariance matrices 1 1 3 133 3 6 23 278
Large dynamic covariance matrices: enhancements based on intraday data 0 0 0 54 0 2 25 124
Markowitz portfolios under transaction costs 0 1 6 45 4 5 28 102
Nonlinear shrinkage estimation of large-dimensional covariance matrices 0 1 2 108 1 5 15 250
Nonlinear shrinkage of the covariance matrix for portfolio selection: Markowitz meets Goldilocks 0 0 4 129 2 8 55 432
Numerical implementation of the QuEST function 0 0 0 26 0 2 17 108
Optimal estimation of a large-dimensional covariance matrix under Stein’s loss 0 0 0 37 0 3 11 91
Quadratic shrinkage for large covariance matrices 0 0 2 47 1 2 36 121
Relative Pricing of Options with Stochastic Volatility 0 0 1 31 0 2 7 118
Risk reduction and efficiency increase in large portfolios: leverage and shrinkage 0 0 1 20 0 2 18 79
Robust Performance Hypothesis Testing with the Sharpe Ratio 0 2 5 647 2 10 77 2,263
Robust performance hypothesis testing with smooth functions of population moments 0 2 2 45 1 5 17 49
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 1 2 41 3 11 52 175
Some hypothesis tests for the covariance matrix when the dimension is large compared to the sample size 0 0 0 231 0 1 13 877
Spectrum estimation: a unified framework for covariance matrix estimation and PCA in large dimensions 0 0 1 118 0 1 13 320
The coexistence of commodity money and fiat money 0 0 1 114 1 1 13 444
The power of (non-)linear shrinking: a review and guide to covariance matrix estimation 2 3 5 82 3 7 38 239
The redistributive effects of monetary policy 0 0 0 158 0 0 15 437
Total Working Papers 4 21 83 5,778 46 170 1,069 18,505


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 4 12 163 18 52 146 732
CRASHES AS CRITICAL POINTS 0 0 5 25 1 4 24 101
Flexible Multivariate GARCH Modeling with an Application to International Stock Markets 0 0 0 268 0 2 19 711
Gain, Loss, and Asset Pricing 0 0 0 129 0 1 16 338
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 2 4 13 919 6 17 86 2,445
Large Dynamic Covariance Matrices 3 6 12 26 6 12 39 125
Numerical implementation of the QuEST function 0 0 0 2 0 2 7 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 15 200 15 44 108 985
Spectrum estimation: A unified framework for covariance matrix estimation and PCA in large dimensions 0 0 0 21 0 4 25 105
Total Journal Articles 9 23 57 1,832 46 138 474 5,960


Statistics updated 2026-08-07