Works by Simar, Léopold

Results: 64

Central limit theorems for conditional efficiency measures and tests of the ‘separability’ condition in non‐parametric, two‐stage models of production.

Published in:

Econometrics Journal, 2018, v. 21, n. 2, p. 170, doi. 10.1111/ectj.12103

By:

Daraio, Cinzia;
Simar, Léopold;
Wilson, Paul W.

Publication type:

Article

Statistical Inference for Aggregation of Malmquist Productivity Indices.

Published in:

Operations Research, 2024, v. 72, n. 4, p. 1615, doi. 10.1287/opre.2022.2424

By:

Pham, Manh;
Simar, Léopold;
Zelenyuk, Valentin

Publication type:

Article

Central Limit Theorems for Aggregate Efficiency.

Published in:

Operations Research, 2018, v. 66, n. 1, p. 137, doi. 10.1287/opre.2017.1655

By:

Simar, Léopold;
Zelenyuk, Valentin

Publication type:

Article

Efficiency and benchmarking with directional distances: a data-driven approach.

Published in:

Journal of the Operational Research Society, 2016, v. 67, n. 7, p. 928, doi. 10.1057/jors.2015.111

By:

Daraio, Cinzia;
Simar, Léopold

Publication type:

Article

Fast and efficient computation of directional distance estimators.

Published in:

Annals of Operations Research, 2020, v. 288, n. 2, p. 805, doi. 10.1007/s10479-019-03163-9

By:

Daraio, Cinzia;
Simar, Léopold;
Wilson, Paul W.

Publication type:

Article

Explaining inefficiency in nonparametric production models: the state of the art.

Published in:

Annals of Operations Research, 2014, v. 214, n. 1, p. 5, doi. 10.1007/s10479-012-1173-7

By:

Bădin, Luiza;
Daraio, Cinzia;
Simar, Léopold

Publication type:

Article

Nonparametric conditional efficiency measures: asymptotic properties.

Published in:

Annals of Operations Research, 2010, v. 173, n. 1, p. 105, doi. 10.1007/s10479-008-0359-5

By:

Jeong, Seok-Oh;
Park, Byeong;
Simar, Léopold

Publication type:

Article

Proportional incremental cost probability functions and their frontiers.

Published in:

Empirical Economics, 2023, v. 64, n. 6, p. 2721, doi. 10.1007/s00181-023-02386-x

By:

Fève, Frédérique;
Florens, Jean-Pierre;
Simar, Léopold

Publication type:

Article

Predicting recessions with a frontier measure of output gap: an application to Italian economy.

Published in:

Empirical Economics, 2021, v. 60, n. 6, p. 2701, doi. 10.1007/s00181-021-02029-z

By:

Mastromarco, Camilla;
Simar, Léopold;
Zelenyuk, Valentin

Publication type:

Article

Forecasting of recessions via dynamic probit for time series: replication and extension of Kauppi and Saikkonen (2008).

Published in:

Empirical Economics, 2020, v. 58, n. 1, p. 379, doi. 10.1007/s00181-019-01708-2

By:

Park, Byeong U.;
Simar, Léopold;
Zelenyuk, Valentin

Publication type:

Article

Approximations and inference for envelopment estimators of production frontiers.

Published in:

Journal of Productivity Analysis, 2024, v. 62, n. 2, p. 197, doi. 10.1007/s11123-024-00726-2

By:

Daraio, Cinzia;
Simar, Léopold

Publication type:

Article

Another look at productivity growth in industrialized countries.

Published in:

Journal of Productivity Analysis, 2023, v. 60, n. 3, p. 257, doi. 10.1007/s11123-023-00689-w

By:

Simar, Léopold;
Wilson, Paul W.

Publication type:

Article

Further improvements of finite sample approximation of central limit theorems for envelopment estimators.

Published in:

Journal of Productivity Analysis, 2023, v. 59, n. 2, p. 189, doi. 10.1007/s11123-023-00661-8

By:

Simar, Léopold;
Zelenyuk, Valentin;
Zhao, Shirong

Publication type:

Article

Latent heterogeneity to evaluate the effect of human capital on world technology frontier.

Published in:

Journal of Productivity Analysis, 2021, v. 55, n. 2, p. 71, doi. 10.1007/s11123-021-00597-x

By:

Mastromarco, Camilla;
Simar, Léopold

Publication type:

Article

Hypothesis testing in nonparametric models of production using multiple sample splits.

Published in:

Journal of Productivity Analysis, 2020, v. 53, n. 3, p. 287, doi. 10.1007/s11123-020-00574-w

By:

Simar, Léopold;
Wilson, Paul W.

Publication type:

Article

Nonparametric least squares methods for stochastic frontier models.

Published in:

Journal of Productivity Analysis, 2017, v. 47, n. 3, p. 189, doi. 10.1007/s11123-016-0474-2

By:

Simar, Léopold;
Keilegom, Ingrid;
Zelenyuk, Valentin

Publication type:

Article

Categorical data in local maximum likelihood: theory and applications to productivity analysis.

Published in:

Journal of Productivity Analysis, 2015, v. 43, n. 2, p. 199, doi. 10.1007/s11123-014-0394-y

By:

Park, Byeong;
Simar, Léopold;
Zelenyuk, Valentin

Publication type:

Article

Two-stage DEA: caveat emptor.

Published in:

Journal of Productivity Analysis, 2011, v. 36, n. 2, p. 205, doi. 10.1007/s11123-011-0230-6

By:

Simar, Léopold;
Wilson, Paul

Publication type:

Article

Stochastic FDH/DEA estimators for frontier analysis.

Published in:

Journal of Productivity Analysis, 2011, v. 36, n. 1, p. 1, doi. 10.1007/s11123-010-0170-6

By:

Simar, Léopold;
Zelenyuk, Valentin

Publication type:

Article

Innovation and export activities in the German mechanical engineering sector: an application of testing restrictions in production analysis.

Published in:

Journal of Productivity Analysis, 2011, v. 36, n. 1, p. 55, doi. 10.1007/s11123-010-0199-6

By:

Schubert, Torben;
Simar, Léopold

Publication type:

Article

Inference by the m out of n bootstrap in nonparametric frontier models.

Published in:

Journal of Productivity Analysis, 2011, v. 36, n. 1, p. 33, doi. 10.1007/s11123-010-0200-4

By:

Simar, Léopold;
Wilson, Paul W.

Publication type:

Article

Forecasting the Malmquist productivity index.

Published in:

Journal of Productivity Analysis, 2010, v. 33, n. 2, p. 97, doi. 10.1007/s11123-009-0147-5

By:

Daskovska, Alexandra;
Simar, Léopold;
Van Bellegem, Sébastien

Publication type:

Article

Advanced indicators of productivity of universitiesAn application of robust nonparametric methods to Italian data.

Published in:

Scientometrics, 2006, v. 66, n. 2, p. 389, doi. 10.1007/s11192-006-0028-x

By:

Andrea Bonaccorsi;
Cinzia Daraio;
Léopold Simar

Publication type:

Article

Statistical Approaches for Non-parametric Frontier Models: A Guided Tour.

Published in:

International Statistical Review, 2015, v. 83, n. 1, p. 77, doi. 10.1111/insr.12056

By:

Simar, Léopold;
Wilson, Paul W.

Publication type:

Article

Automatic Smoothing and Estimation in Single Index Poisson Regression.

Published in:

Journal of Nonparametric Statistics, 2002, v. 14, n. 3, p. 307, doi. 10.1080/10485250212373

By:

Climov, Daniela;
Hart, Jeffrey;
Simar, Léopold

Publication type:

Article

ASYMMETRIES IN BUSINESS CYCLES AND THE ROLE OF OIL PRICES.

Published in:

Macroeconomic Dynamics, 2019, v. 23, n. 4, p. 1622, doi. 10.1017/S1365100517000360

By:

Daniel, Betty C.;
Hafner, Christian M.;
Simar, Léopold;
Manner, Hans

Publication type:

Article

DECOMPOSING REGIONAL EFFICIENCY*.

Published in:

Journal of Regional Science, 2011, v. 51, n. 5, p. 931, doi. 10.1111/j.1467-9787.2011.00731.x

By:

Schaffer, Axel;
Simar, Léopold;
Rauland, Jan

Publication type:

Article

Semiparametric estimation in single index Poisson regression: a practical approach.

Published in:

Journal of Applied Statistics, 2002, v. 29, n. 7, p. 1047, doi. 10.1080/0266476022000006739

By:

Climov, Daniela;
Delecroix, Michel;
Simar, Léopold

Publication type:

Article

A general methodology for bootstrapping in non-parametric frontier models.

Published in:

Journal of Applied Statistics, 2000, v. 27, n. 6, p. 779, doi. 10.1080/02664760050081951

By:

Simar, Léopold;
Wilson, Paul W.

Publication type:

Article

TESTING RESTRICTIONS IN NONPARAMETRIC EFFICIENCY MODELS.

Published in:

Communications in Statistics: Simulation & Computation, 2001, v. 30, n. 1, p. 159, doi. 10.1081/SAC-100001865

By:

Simar, Léopold;
Wilson, PaulW.

Publication type:

Article

A MOLLIFIER APPROACH TO THE DECONVOLUTION OF PROBABILITY DENSITIES.

Published in:

Econometric Theory, 2024, v. 40, n. 2, p. 320, doi. 10.1017/S0266466622000457

By:

Hohage, Thorsten;
Maréchal, Pierre;
Simar, Léopold;
Vanhems, Anne

Publication type:

Article

A MOLLIFIER APPROACH TO THE DECONVOLUTION OF PROBABILITY DENSITIES.

Published in:

Econometric Theory, 2024, v. 40, n. 1, p. 320, doi. 10.1017/S0266466622000457

By:

Hohage, Thorsten;
Maréchal, Pierre;
Simar, Léopold;
Vanhems, Anne

Publication type:

Article

INFERENCE IN DYNAMIC, NONPARAMETRIC MODELS OF PRODUCTION: CENTRAL LIMIT THEOREMS FOR MALMQUIST INDICES.

Published in:

Econometric Theory, 2021, v. 37, n. 3, p. 537, doi. 10.1017/S0266466620000237

By:

Kneip, Alois;
Simar, Léopold;
Wilson, Paul W.

Publication type:

Article

ROBUSTIFIED EXPECTED MAXIMUM PRODUCTION FRONTIERS.

Published in:

Econometric Theory, 2021, v. 37, n. 2, p. 346, doi. 10.1017/S0266466620000171

By:

Daouia, Abdelaati;
Florens, Jean-Pierre;
Simar, Léopold

Publication type:

Article

WHEN BIAS KILLS THE VARIANCE: CENTRAL LIMIT THEOREMS FOR DEA AND FDH EFFICIENCY SCORES.

Published in:

Econometric Theory, 2015, v. 31, n. 2, p. 394, doi. 10.1017/S0266466614000413

By:

Kneip, Alois;
Simar, Léopold;
Wilson, Paul W.

Publication type:

Article

A BIAS-CORRECTED NONPARAMETRIC ENVELOPMENT ESTIMATOR OF FRONTIERS.

Published in:

Econometric Theory, 2009, v. 25, n. 5, p. 1289, doi. 10.1017/S0266466609090513

By:

Bădin, Luiza;
Simar, Léopold

Publication type:

Article

The three I s of public schools: irrelevant inputs, insufficient resources and inefficiency.

Published in:

Applied Economics, 2017, v. 49, n. 12, p. 1164, doi. 10.1080/00036846.2016.1213363

By:

Henderson, Daniel J.;
Simar, Léopold;
Wang, Le

Publication type:

Article

Nonparametric, Stochastic Frontier Models with Multiple Inputs and Outputs.

Published in:

Journal of Business & Economic Statistics, 2023, v. 41, n. 4, p. 1391, doi. 10.1080/07350015.2022.2110882

By:

Simar, Léopold;
Wilson, Paul W.

Publication type:

Article

Testing Hypotheses in Nonparametric Models of Production.

Published in:

Journal of Business & Economic Statistics, 2016, v. 34, n. 3, p. 435, doi. 10.1080/07350015.2015.1049747

By:

Kneip, Alois;
Simar, Léopold;
Wilson, Paul W.

Publication type:

Article

Introduction for Journal of Productivity Analysis special issue on transitioning economics.

Published in:

2008

By:

Sung-ko Li;
Simar, Léopold;
Wilson, Paul W.;
Zelenyuk, Valentin

Publication type:

Editorial

How to improve the performances of DEA/FDH estimators in the presence of noise?

Published in:

Journal of Productivity Analysis, 2007, v. 28, n. 3, p. 183, doi. 10.1007/s11123-007-0057-3

By:

Simar, Léopold

Publication type:

Article

Conditional nonparametric frontier models for convex and nonconvex technologies: a unifying approach.

Published in:

Journal of Productivity Analysis, 2007, v. 28, n. 1/2, p. 13, doi. 10.1007/s11123-007-0049-3

By:

Daraio, Cinzia;
Simar, Léopold

Publication type:

Article

Introducing Environmental Variables in Nonparametric Frontier Models: a Probabilistic Approach.

Published in:

Journal of Productivity Analysis, 2005, v. 24, n. 1, p. 93, doi. 10.1007/s11123-005-3042-8

By:

Daraio, Cinzia;
Simar, Léopold

Publication type:

Article

Detecting Outliers in Frontier Models: A Simple Approach.

Published in:

Journal of Productivity Analysis, 2003, v. 20, n. 3, p. 391, doi. 10.1023/A:1027308001925

By:

Simar, Léopold

Publication type:

Article

Statistical Inference in Nonparametric Frontier Models: The State of the Art.

Published in:

Journal of Productivity Analysis, 2000, v. 13, n. 1, p. 49, doi. 10.1023/A:1007864806704

By:

Simar, Léopold;
Wilson, Paul W.

Publication type:

Article

Of Course We Can Bootstrap DEA Scores! But Does It Mean Anything? Logic Trumps Wishful Thinking.

Published in:

Journal of Productivity Analysis, 1999, v. 11, n. 1, p. 93, doi. 10.1023/A:1007739507007

By:

Simar, Léopold;
Wilson, Paul W.

Publication type:

Article

Some Problems with the Ferrier/Hirschberg Bootstrap Idea.

Published in:

Journal of Productivity Analysis, 1999, v. 11, n. 1, p. 67, doi. 10.1023/A:1007735422028

By:

Simar, Léopold;
Wilson, Paul W.

Publication type:

Article

Pitfalls of Normal-Gamma Stochastic Frontier Models.

Published in:

Journal of Productivity Analysis, 1997, v. 8, n. 2, p. 167, doi. 10.1023/A:1007751524050

By:

Ritter, Christian;
Simar, LÉopold

Publication type:

Article

A General Framework for Frontier Estimation with Panel Data.

Published in:

Journal of Productivity Analysis, 1996, v. 7, n. 2/3, p. 187, doi. 10.1007/BF00157041

By:

Kneip, Alois;
Simar, Léopold

Publication type:

Article

Aspects of Statistical Analysis in DEA-Type Frontier Models.

Published in:

Journal of Productivity Analysis, 1996, v. 7, n. 2/3, p. 177, doi. 10.1007/BF00157040

By:

Simar, Léopold

Publication type:

Article