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 2 2 6 113
A novel estimator of earth's curvature (allowing for inference as well) 0 1 3 10 3 6 13 22
A well conditioned estimator for large dimensional covariance matrices 0 1 3 24 9 21 52 181
Analytical nonlinear shrinkage of large-dimensional covariance matrices 3 4 8 76 12 27 61 267
Approximate Arbitrage 0 0 0 11 0 2 5 62
Central limit theorems when data are dependent: addressing the pedagogical gaps 0 0 0 54 3 5 9 164
Choice Democracy 0 0 0 73 2 4 10 121
Crashes at Critical Points 0 0 1 25 1 2 5 86
Efficient Sorting: A More Powerful Test for Cross-Sectional Anomalies 0 0 0 34 5 7 14 89
Eigenvectors of some large sample covariance matrices ensembles 0 0 0 144 3 5 28 575
Empirical and Theoretical Status of Discrete Scale Invariance in Financial Crashes 0 0 0 366 4 5 14 1,372
Factor models for portfolio selection in large dimensions: the good, the better and the ugly 0 0 1 110 2 7 25 190
Flexible Multivariate GARCH Modeling With an Application to International Stock Markets 0 0 0 6 1 7 17 58
Flexible multivariate GARCH modeling with an application to international stock markets 0 0 0 503 2 2 9 1,052
Honey, I Shrunk the Sample Covariance Matrix 1 3 4 67 13 35 62 311
Honey, I shrunk the sample covariance matrix 3 4 17 1,078 12 39 155 3,983
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 0 0 3 35 2 4 36 175
Improved estimation of the covariance matrix of stock returns with an application to portofolio selection 0 0 1 1,036 0 2 21 2,917
Large dynamic covariance matrices 0 1 2 132 2 6 18 272
Large dynamic covariance matrices: enhancements based on intraday data 0 0 0 54 1 5 23 122
Markowitz portfolios under transaction costs 1 1 6 44 7 10 25 97
Nonlinear shrinkage estimation of large-dimensional covariance matrices 0 0 1 107 2 4 11 245
Nonlinear shrinkage of the covariance matrix for portfolio selection: Markowitz meets Goldilocks 0 2 4 129 7 10 48 424
Numerical implementation of the QuEST function 0 0 0 26 2 6 17 106
Optimal estimation of a large-dimensional covariance matrix under Stein’s loss 0 0 0 37 1 5 9 88
Quadratic shrinkage for large covariance matrices 1 1 2 47 7 12 35 119
Relative Pricing of Options with Stochastic Volatility 0 1 1 31 1 3 5 116
Risk reduction and efficiency increase in large portfolios: leverage and shrinkage 0 0 1 20 0 2 17 77
Robust Performance Hypothesis Testing with the Sharpe Ratio 0 0 5 645 5 17 74 2,253
Robust performance hypothesis testing with smooth functions of population moments 0 0 0 43 1 3 12 44
Robust performance hypothesis testing with the variance 0 0 1 27 1 4 13 163
Shrinkage estimation of large covariance matrices: keep it simple, statistician? 0 0 1 40 7 19 41 164
Some hypothesis tests for the covariance matrix when the dimension is large compared to the sample size 0 0 0 231 2 4 13 876
Spectrum estimation: a unified framework for covariance matrix estimation and PCA in large dimensions 0 1 1 118 2 4 12 319
The coexistence of commodity money and fiat money 0 0 1 114 7 9 12 443
The power of (non-)linear shrinking: a review and guide to covariance matrix estimation 1 1 4 79 7 16 35 232
The redistributive effects of monetary policy 0 0 0 158 3 6 16 437
Total Working Papers 10 21 71 5,757 141 327 978 18,335


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 2 9 159 18 34 99 680
CRASHES AS CRITICAL POINTS 1 1 6 25 2 4 27 97
Flexible Multivariate GARCH Modeling with an Application to International Stock Markets 0 0 0 268 4 7 17 709
Gain, Loss, and Asset Pricing 0 0 0 129 0 2 17 337
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 2 3 12 915 7 19 75 2,428
Large Dynamic Covariance Matrices 2 4 6 20 5 11 33 113
Numerical implementation of the QuEST function 0 0 1 2 1 2 7 35
Robust Structure without Predictability: The "Compass Rose" Pattern of the Stock Market 0 0 0 79 0 1 4 381
Robust performance hypothesis testing with the Sharpe ratio 3 5 8 191 18 32 79 941
Spectrum estimation: A unified framework for covariance matrix estimation and PCA in large dimensions 0 0 0 21 3 7 22 101
Total Journal Articles 9 15 42 1,809 58 119 380 5,822


Statistics updated 2026-05-06