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 0 2 18 27
A well conditioned estimator for large dimensional covariance matrices 0 1 3 25 4 5 57 190
Analytical nonlinear shrinkage of large-dimensional covariance matrices 0 1 10 78 2 10 69 282
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 0 10 122
Crashes at Critical Points 0 0 0 25 1 2 6 88
Efficient Sorting: A More Powerful Test for Cross-Sectional Anomalies 0 0 0 34 0 2 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 0 4 17 1,376
Factor models for portfolio selection in large dimensions: the good, the better and the ugly 0 0 1 110 2 4 29 196
Flexible Multivariate GARCH Modeling With an Application to International Stock Markets 0 0 0 6 2 2 20 61
Flexible multivariate GARCH modeling with an application to international stock markets 0 0 0 503 0 0 10 1,053
Honey, I Shrunk the Sample Covariance Matrix 0 0 4 67 7 13 72 325
Honey, I shrunk the sample covariance matrix 2 3 17 1,083 7 30 159 4,025
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 0 1 5 38 1 8 41 190
Improved estimation of the covariance matrix of stock returns with an application to portofolio selection 1 2 3 1,038 1 4 21 2,921
Large dynamic covariance matrices 0 1 3 133 3 7 25 281
Large dynamic covariance matrices: enhancements based on intraday data 0 0 0 54 4 6 28 128
Markowitz portfolios under transaction costs 0 1 6 45 0 5 27 102
Nonlinear shrinkage estimation of large-dimensional covariance matrices 0 0 2 108 0 1 15 250
Nonlinear shrinkage of the covariance matrix for portfolio selection: Markowitz meets Goldilocks 0 0 3 129 0 7 54 432
Numerical implementation of the QuEST function 0 0 0 26 0 1 16 108
Optimal estimation of a large-dimensional covariance matrix under Stein’s loss 0 0 0 37 0 2 11 91
Quadratic shrinkage for large covariance matrices 0 0 2 47 1 3 37 122
Relative Pricing of Options with Stochastic Volatility 0 0 1 31 0 1 6 118
Risk reduction and efficiency increase in large portfolios: leverage and shrinkage 0 0 1 20 1 3 18 80
Robust Performance Hypothesis Testing with the Sharpe Ratio 0 1 4 647 5 11 77 2,268
Robust performance hypothesis testing with smooth functions of population moments 0 2 2 45 3 7 18 52
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 0 6 51 175
Some hypothesis tests for the covariance matrix when the dimension is large compared to the sample size 2 2 2 233 2 2 15 879
Spectrum estimation: a unified framework for covariance matrix estimation and PCA in large dimensions 0 0 1 118 0 0 12 320
The coexistence of commodity money and fiat money 0 0 0 114 2 3 14 446
The power of (non-)linear shrinking: a review and guide to covariance matrix estimation 0 3 5 82 1 6 39 240
The redistributive effects of monetary policy 0 0 0 158 0 0 15 437
Total Working Papers 5 19 81 5,783 49 157 1,080 18,554


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 6 13 165 29 65 172 761
CRASHES AS CRITICAL POINTS 1 1 6 26 3 6 27 104
Flexible Multivariate GARCH Modeling with an Application to International Stock Markets 0 0 0 268 0 1 19 711
Gain, Loss, and Asset Pricing 0 0 0 129 0 0 14 338
Improved estimation of the covariance matrix of stock returns with an application to portfolio selection 3 6 14 922 12 26 96 2,457
Large Dynamic Covariance Matrices 1 4 13 27 4 10 40 129
Numerical implementation of the QuEST function 0 0 0 2 0 1 7 37
Robust Structure without Predictability: The "Compass Rose" Pattern of the Stock Market 0 0 0 79 17 17 21 398
Robust performance hypothesis testing with the Sharpe ratio 4 10 19 204 15 44 113 1,000
Spectrum estimation: A unified framework for covariance matrix estimation and PCA in large dimensions 0 0 0 21 13 13 38 118
Total Journal Articles 11 27 65 1,843 93 183 547 6,053


Statistics updated 2026-09-10