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 3 110
A novel estimator of earth's curvature (allowing for inference as well) 1 1 1 8 3 5 6 14
A well conditioned estimator for large dimensional covariance matrices 1 1 3 23 6 21 35 157
Analytical nonlinear shrinkage of large-dimensional covariance matrices 2 2 4 71 6 14 31 233
Approximate Arbitrage 0 0 0 11 1 1 2 58
Central limit theorems when data are dependent: addressing the pedagogical gaps 0 0 0 54 0 0 2 156
Choice Democracy 0 0 0 73 2 2 4 114
Crashes at Critical Points 0 0 1 25 1 1 5 84
Efficient Sorting: A More Powerful Test for Cross-Sectional Anomalies 0 0 0 34 1 4 5 80
Eigenvectors of some large sample covariance matrices ensembles 0 0 0 144 0 10 20 564
Empirical and Theoretical Status of Discrete Scale Invariance in Financial Crashes 0 0 0 366 2 3 6 1,362
Factor models for portfolio selection in large dimensions: the good, the better and the ugly 0 1 1 110 5 10 13 177
Flexible Multivariate GARCH Modeling With an Application to International Stock Markets 0 0 0 6 4 4 4 45
Flexible multivariate GARCH modeling with an application to international stock markets 0 0 0 503 3 4 4 1,047
Honey, I Shrunk the Sample Covariance Matrix 0 1 3 64 3 15 30 269
Honey, I shrunk the sample covariance matrix 2 6 12 1,072 25 47 115 3,921
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 1 2 4 35 4 11 28 161
Improved estimation of the covariance matrix of stock returns with an application to portofolio selection 0 1 2 1,036 3 9 19 2,911
Large dynamic covariance matrices 0 0 1 131 1 5 8 262
Large dynamic covariance matrices: enhancements based on intraday data 0 0 0 54 4 10 15 111
Markowitz portfolios under transaction costs 0 2 5 42 1 4 20 81
Nonlinear shrinkage estimation of large-dimensional covariance matrices 0 0 0 106 1 2 4 237
Nonlinear shrinkage of the covariance matrix for portfolio selection: Markowitz meets Goldilocks 0 0 1 126 5 29 34 408
Numerical implementation of the QuEST function 0 0 0 26 2 7 10 99
Optimal estimation of a large-dimensional covariance matrix under Stein’s loss 0 0 0 37 0 1 3 81
Quadratic shrinkage for large covariance matrices 0 0 1 45 5 17 20 102
Relative Pricing of Options with Stochastic Volatility 0 0 0 30 0 0 2 112
Risk reduction and efficiency increase in large portfolios: leverage and shrinkage 0 0 1 20 1 4 9 68
Robust Performance Hypothesis Testing with the Sharpe Ratio 0 1 5 645 8 29 44 2,222
Robust performance hypothesis testing with smooth functions of population moments 0 0 0 43 1 3 6 37
Robust performance hypothesis testing with the variance 0 1 1 27 4 7 7 157
Shrinkage estimation of large covariance matrices: keep it simple, statistician? 0 1 1 40 7 14 17 138
Some hypothesis tests for the covariance matrix when the dimension is large compared to the sample size 0 0 0 231 3 5 8 869
Spectrum estimation: a unified framework for covariance matrix estimation and PCA in large dimensions 0 0 0 117 4 6 8 314
The coexistence of commodity money and fiat money 0 0 1 114 1 2 4 434
The power of (non-)linear shrinking: a review and guide to covariance matrix estimation 1 1 4 78 4 9 18 210
The redistributive effects of monetary policy 0 0 4 158 0 1 9 423
Total Working Papers 8 21 56 5,728 121 318 578 17,828


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 2 4 7 156 8 48 70 641
CRASHES AS CRITICAL POINTS 2 4 5 24 6 14 24 91
Flexible Multivariate GARCH Modeling with an Application to International Stock Markets 0 0 0 268 4 6 6 698
Gain, Loss, and Asset Pricing 0 0 0 129 2 7 11 331
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 0 2 11 911 5 31 57 2,397
Large Dynamic Covariance Matrices 1 2 5 16 3 8 22 97
Numerical implementation of the QuEST function 0 0 1 2 0 2 4 32
Robust Structure without Predictability: The "Compass Rose" Pattern of the Stock Market 0 0 1 79 1 2 5 379
Robust performance hypothesis testing with the Sharpe ratio 0 1 5 186 2 14 51 901
Spectrum estimation: A unified framework for covariance matrix estimation and PCA in large dimensions 0 0 1 21 3 6 13 88
Total Journal Articles 5 13 36 1,792 34 138 263 5,655


Statistics updated 2026-01-09