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 3 6 16 25
A well conditioned estimator for large dimensional covariance matrices 0 0 3 24 4 18 56 185
Analytical nonlinear shrinkage of large-dimensional covariance matrices 1 4 9 77 5 24 66 272
Approximate Arbitrage 0 0 0 11 0 1 5 62
Central limit theorems when data are dependent: addressing the pedagogical gaps 0 0 0 54 0 4 9 164
Choice Democracy 0 0 0 73 1 4 11 122
Crashes at Critical Points 0 0 1 25 0 1 5 86
Efficient Sorting: A More Powerful Test for Cross-Sectional Anomalies 0 0 0 34 1 6 15 90
Eigenvectors of some large sample covariance matrices ensembles 0 0 0 144 0 5 28 575
Empirical and Theoretical Status of Discrete Scale Invariance in Financial Crashes 0 0 0 366 0 5 14 1,372
Factor models for portfolio selection in large dimensions: the good, the better and the ugly 0 0 1 110 2 5 27 192
Flexible Multivariate GARCH Modeling With an Application to International Stock Markets 0 0 0 6 1 2 18 59
Flexible multivariate GARCH modeling with an application to international stock markets 0 0 0 503 1 3 10 1,053
Honey, I Shrunk the Sample Covariance Matrix 0 2 4 67 1 24 61 312
Honey, I shrunk the sample covariance matrix 2 5 18 1,080 12 43 157 3,995
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 2 2 5 37 7 10 40 182
Improved estimation of the covariance matrix of stock returns with an application to portofolio selection 0 0 1 1,036 0 1 20 2,917
Large dynamic covariance matrices 0 1 2 132 2 7 20 274
Large dynamic covariance matrices: enhancements based on intraday data 0 0 0 54 0 1 23 122
Markowitz portfolios under transaction costs 0 1 6 44 0 7 25 97
Nonlinear shrinkage estimation of large-dimensional covariance matrices 1 1 2 108 4 8 15 249
Nonlinear shrinkage of the covariance matrix for portfolio selection: Markowitz meets Goldilocks 0 2 4 129 1 11 49 425
Numerical implementation of the QuEST function 0 0 0 26 1 5 18 107
Optimal estimation of a large-dimensional covariance matrix under Stein’s loss 0 0 0 37 1 5 10 89
Quadratic shrinkage for large covariance matrices 0 1 2 47 0 8 35 119
Relative Pricing of Options with Stochastic Volatility 0 1 1 31 1 3 6 117
Risk reduction and efficiency increase in large portfolios: leverage and shrinkage 0 0 1 20 0 1 17 77
Robust Performance Hypothesis Testing with the Sharpe Ratio 1 1 6 646 4 16 76 2,257
Robust performance hypothesis testing with smooth functions of population moments 0 0 0 43 1 3 13 45
Robust performance hypothesis testing with the variance 0 0 1 27 0 3 13 163
Shrinkage estimation of large covariance matrices: keep it simple, statistician? 0 0 1 40 5 20 46 169
Some hypothesis tests for the covariance matrix when the dimension is large compared to the sample size 0 0 0 231 1 4 14 877
Spectrum estimation: a unified framework for covariance matrix estimation and PCA in large dimensions 0 1 1 118 1 5 13 320
The coexistence of commodity money and fiat money 0 0 1 114 0 8 12 443
The power of (non-)linear shrinking: a review and guide to covariance matrix estimation 0 1 3 79 2 12 35 234
The redistributive effects of monetary policy 0 0 0 158 0 4 16 437
Total Working Papers 7 23 76 5,764 62 295 1,020 18,397


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 0 1 8 159 16 44 114 696
CRASHES AS CRITICAL POINTS 0 1 6 25 1 5 27 98
Flexible Multivariate GARCH Modeling with an Application to International Stock Markets 0 0 0 268 1 7 18 710
Gain, Loss, and Asset Pricing 0 0 0 129 1 2 18 338
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 1 4 11 916 3 15 75 2,431
Large Dynamic Covariance Matrices 3 5 9 23 6 13 37 119
Numerical implementation of the QuEST function 0 0 1 2 1 3 8 36
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 7 10 194 15 40 86 956
Spectrum estimation: A unified framework for covariance matrix estimation and PCA in large dimensions 0 0 0 21 4 9 26 105
Total Journal Articles 7 18 45 1,816 48 138 413 5,870


Statistics updated 2026-06-04