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 1 4 111
A novel estimator of earth's curvature (allowing for inference as well) 1 3 3 10 3 8 10 19
A well conditioned estimator for large dimensional covariance matrices 1 2 4 24 7 16 43 167
Analytical nonlinear shrinkage of large-dimensional covariance matrices 1 4 5 73 8 21 43 248
Approximate Arbitrage 0 0 0 11 1 4 4 61
Central limit theorems when data are dependent: addressing the pedagogical gaps 0 0 0 54 1 4 5 160
Choice Democracy 0 0 0 73 1 6 7 118
Crashes at Critical Points 0 0 1 25 1 2 5 85
Efficient Sorting: A More Powerful Test for Cross-Sectional Anomalies 0 0 0 34 2 5 9 84
Eigenvectors of some large sample covariance matrices ensembles 0 0 0 144 0 6 25 570
Empirical and Theoretical Status of Discrete Scale Invariance in Financial Crashes 0 0 0 366 0 7 9 1,367
Factor models for portfolio selection in large dimensions: the good, the better and the ugly 0 0 1 110 4 15 22 187
Flexible Multivariate GARCH Modeling With an Application to International Stock Markets 0 0 0 6 6 16 16 57
Flexible multivariate GARCH modeling with an application to international stock markets 0 0 0 503 0 6 7 1,050
Honey, I Shrunk the Sample Covariance Matrix 1 1 3 65 12 22 43 288
Honey, I shrunk the sample covariance matrix 1 5 14 1,075 8 56 139 3,952
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 0 1 4 35 1 15 39 172
Improved estimation of the covariance matrix of stock returns with an application to portofolio selection 0 0 2 1,036 1 8 22 2,916
Large dynamic covariance matrices 0 0 1 131 1 6 13 267
Large dynamic covariance matrices: enhancements based on intraday data 0 0 0 54 4 14 22 121
Markowitz portfolios under transaction costs 0 1 6 43 3 10 24 90
Nonlinear shrinkage estimation of large-dimensional covariance matrices 0 1 1 107 0 5 8 241
Nonlinear shrinkage of the covariance matrix for portfolio selection: Markowitz meets Goldilocks 0 1 2 127 0 11 39 414
Numerical implementation of the QuEST function 0 0 0 26 2 5 13 102
Optimal estimation of a large-dimensional covariance matrix under Stein’s loss 0 0 0 37 1 3 5 84
Quadratic shrinkage for large covariance matrices 0 1 2 46 4 14 28 111
Relative Pricing of Options with Stochastic Volatility 0 0 0 30 1 2 3 114
Risk reduction and efficiency increase in large portfolios: leverage and shrinkage 0 0 1 20 1 9 16 76
Robust Performance Hypothesis Testing with the Sharpe Ratio 0 0 5 645 5 27 63 2,241
Robust performance hypothesis testing with smooth functions of population moments 0 0 0 43 1 6 10 42
Robust performance hypothesis testing with the variance 0 0 1 27 1 7 10 160
Shrinkage estimation of large covariance matrices: keep it simple, statistician? 0 0 1 40 4 18 26 149
Some hypothesis tests for the covariance matrix when the dimension is large compared to the sample size 0 0 0 231 1 7 10 873
Spectrum estimation: a unified framework for covariance matrix estimation and PCA in large dimensions 0 0 0 117 0 5 8 315
The coexistence of commodity money and fiat money 0 0 1 114 1 2 5 435
The power of (non-)linear shrinking: a review and guide to covariance matrix estimation 0 1 4 78 6 16 27 222
The redistributive effects of monetary policy 0 0 0 158 2 10 12 433
Total Working Papers 5 21 62 5,741 94 395 794 18,102


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 8 158 6 19 74 652
CRASHES AS CRITICAL POINTS 0 2 5 24 0 8 26 93
Flexible Multivariate GARCH Modeling with an Application to International Stock Markets 0 0 0 268 1 9 11 703
Gain, Loss, and Asset Pricing 0 0 0 129 1 7 16 336
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 0 1 10 912 7 24 68 2,416
Large Dynamic Covariance Matrices 2 3 5 18 4 12 27 106
Numerical implementation of the QuEST function 0 0 1 2 0 1 5 33
Robust Structure without Predictability: The "Compass Rose" Pattern of the Stock Market 0 0 0 79 1 3 4 381
Robust performance hypothesis testing with the Sharpe ratio 1 1 6 187 7 17 61 916
Spectrum estimation: A unified framework for covariance matrix estimation and PCA in large dimensions 0 0 1 21 2 11 18 96
Total Journal Articles 4 11 36 1,798 29 111 310 5,732


Statistics updated 2026-03-04