All Stories

  1. Statistical methods to estimate the impact of remote teaching on university students’ performance

    Article • Quality & Quantity, January 2023, Springer Science + Business Media

    Professor Leonardo Grilli

  2. Quantile regression for count data: jittering versus regression coefficients modelling in the analysis of credits earned by university students after remote teaching

    Article • Statistical Methods & Applications, October 2022, Springer Science + Business Media

    Professor Leonardo Grilli

  3. Mixed-effect models with trees

    Article • Advances in Data Analysis and Classification, July 2022, Springer Science + Business Media

    Professor Leonardo Grilli

  4. The effects of citation-based research evaluation schemes on self-citation behavior

    Article • Journal of Informetrics, November 2021, Elsevier

    Professor Leonardo Grilli

  5. Ordered Logit Model

    Article • January 2021, Springer Science + Business Media

    Professor Leonardo Grilli

  6. Random effects regression trees for the analysis of INVALSI data

    Article • January 2021, Firenze University Press

    Professor Leonardo Grilli

  7. Multiple imputation and selection of ordinal level 2 predictors in multilevel models: An analysis of the relationship between student ratings and teacher practices and attitudes

    Article • Statistical Modelling, October 2020, SAGE Publications

    Professor Leonardo Grilli

  8. Discussion of ‘The class of CUB models: statistical foundations, inferential issues and empirical evidence’ by Domenico Piccolo and Rosaria Simone

    Article • Statistical Methods & Applications, April 2019, Springer Science + Business Media

    Professor Leonardo Grilli

  9. New Insights on Student Evaluation of Teaching in Italy

    Article • January 2019, Springer Science + Business Media

    Professor Leonardo Grilli

  10. Clustering Upper Level Units in Multilevel Models for Ordinal Data

    Article • January 2018, Springer Science + Business Media

    Professor Leonardo Grilli

  11. Evaluation of Student Performance through a Multidimensional Finite Mixture IRT Model

    Article • Multivariate Behavioral Research, September 2017, Taylor & Francis

    Professor Leonardo Grilli

  12. Fitting logistic multilevel models with crossed random effects via Bayesian Integrated Nested Laplace Approximations: a simulation study

    Article • Journal of Statistical Computation and Simulation, June 2017, Taylor & Francis

    Professor Leonardo Grilli, Francesco Innocenti

  13. Exploiting TIMSS and PIRLS combined data: Multivariate multilevel modelling of student achievement

    Article • The Annals of Applied Statistics, December 2016, Institute of Mathematical Statistics

    Professor Leonardo Grilli, Professor Fulvia Pennoni

  14. Impact of Chronic Care Model on diabetes care in Tuscany: a controlled before-after study

    Article • European Journal of Public Health, October 2016, Oxford University Press (OUP)

    Professor Leonardo Grilli

  15. From rankings to funnel plots: The question of accounting for uncertainty when assessing university research performance

    Article • Journal of Informetrics, August 2016, Elsevier

    Professor Leonardo Grilli

  16. Does Community-Based Rehabilitation Enhance the Multidimensional Well-Being of Deprived Persons With Disabilities? A Multilevel Impact Evaluation

    Article • World Development, December 2015, Elsevier

    Professor Leonardo Grilli

  17. Binomial Mixture Modeling of University Credits

    Article • Communication in Statistics- Theory and Methods, November 2015, Taylor & Francis

    Professor Leonardo Grilli

  18. Funnel plots for visualizing uncertainty in the research performance of institutions

    Article • Journal of Informetrics, October 2015, Elsevier

    Professor Leonardo Grilli

  19. Statistical modelling of gained university credits to evaluate the role of pre-enrolment assessment tests: An approach based on quantile regression for counts

    Article • Statistical Modelling, August 2015, SAGE Publications

    Professor Leonardo Grilli

  20. Specification of random effects in multilevel models: a review

    Article • Quality & Quantity, July 2014, Springer Science + Business Media

    Professor Leonardo Grilli

  21. Bayesian estimation with INLA for binary logit mixed models

    Article • Journal of Statistical Computation and Simulation, July 2014, Taylor & Francis

    Professor Leonardo Grilli

  22. Ordered Logit Model

    Article • January 2014, Springer Science + Business Media

    Professor Leonardo Grilli

  23. Specifying Measurement Error Correlations in Latent Growth Curve Models With Multiple Indicators

    Article • Methodology, January 2014, Hogrefe Publishing Group

    Professor Leonardo Grilli

  24. Group versus single handed primary care: A performance evaluation of the care delivered to chronic patients by Italian GPs

    Article • Health Policy, November 2013, Elsevier

    Professor Leonardo Grilli

  25. Latent class CUB models

    Article • Advances in Data Analysis and Classification, July 2013, Springer Science + Business Media

    Professor Leonardo Grilli

  26. Mothers’ Employment and their Children’s Schooling: A Joint Multilevel Analysis for India

    Article • World Development, January 2013, Elsevier

    Professor Leonardo Grilli

  27. The Use of Permutation Tests for Variance Components in Linear Mixed Models

    Article • Communication in Statistics- Theory and Methods, August 2012, Taylor & Francis

    Professor Leonardo Grilli

  28. Multilevel Models for Ordinal Data

    Article • November 2011, Wiley

    Professor Leonardo Grilli

  29. The Role of Sample Cluster Means in Multilevel Models

    Article • Methodology, August 2011, Hogrefe Publishing Group

    Professor Leonardo Grilli

  30. Modeling Partial Compliance Through Copulas in a Principal Stratification Framework

    Article • Journal of the American Statistical Association, June 2011, Taylor & Francis

    Professor Leonardo Grilli

  31. Classification and Multivariate Analysis for Complex Data Structures

    Article • January 2011, Springer Science + Business Media

    Professor Leonardo Grilli

  32. Selection bias in linear mixed models

    Article • METRON, December 2010, Springer Science + Business Media

    Professor Leonardo Grilli

  33. Causal Inference Through Principal Stratification: A Special Type of Latent Class Modelling

    Article • November 2010, Springer Science + Business Media

    Professor Leonardo Grilli

  34. Multilevel models for the evaluation of educational institutions: a review

    Article • January 2009, Springer Science + Business Media

    Professor Leonardo Grilli

  35. Statistical Methods for the Evaluation of Educational Services and Quality of Products

    Article • January 2009, Springer Science + Business Media

    Professor Leonardo Grilli

  36. Nonparametric Bounds on the Causal Effect of University Studies on Job Opportunities Using Principal Stratification

    Article • Journal of Educational and Behavioral Statistics, March 2008, American Educational Research Association (AERA)

    Professor Leonardo Grilli

  37. Multilevel Factor Models for Ordinal Variables

    Article • Structural Equation Modeling A Multidisciplinary Journal, January 2007, Taylor & Francis

    Professor Leonardo Grilli

  38. Multilevel Factor Models for Ordinal Variables

    Article • Structural Equation Modeling A Multidisciplinary Journal, January 2007, Taylor & Francis

    Professor Leonardo Grilli

  39. A multilevel multinomial logit model for the analysis of graduates’ skills

    Article • Statistical Methods & Applications, December 2006, Springer Science + Business Media

    Professor Leonardo Grilli

  40. The Influence of Childbearing Regional Contexts on Ideal Family Size in Europe

    Article • Population (English Edition), January 2006, CAIRN

    Professor Leonardo Grilli

  41. L'influence des différences de fécondité dans les régions européennes sur la taille idéale de la famille

    Article • Population, January 2006, CAIRN

    Professor Leonardo Grilli

  42. The random-effects proportional hazards model with grouped survival data: a comparison between the grouped continuous and continuation ratio versions

    Article • Journal of the Royal Statistical Society Series A (Statistics in Society), January 2005, Wiley

    Professor Leonardo Grilli

  43. Analysis of university course evaluations: from descriptive measures to multilevel models

    Article • Statistical Methods & Applications, December 2004, Springer Science + Business Media

    Professor Leonardo Grilli

  44. Alternative Specifications of Multivariate Multilevel Probit Ordinal Response Models

    Article • Journal of Educational and Behavioral Statistics, January 2003, American Educational Research Association (AERA)

    Professor Leonardo Grilli

  45. Specification issues in stratified variance component ordinal response models

    Article • Statistical Modelling, October 2002, SAGE Publications

    Professor Leonardo Grilli

  46. The transition from university to work: a multilevel approach to the analysis of the time to obtain the first job

    Article • Journal of the Royal Statistical Society Series A (Statistics in Society), January 2001, Wiley

    Professor Leonardo Grilli

  47. A Multilevel Analysis of Graduates’ Job Satisfaction

    Article • Springer Science + Business Media

    Professor Leonardo Grilli

  48. A Multilevel Chain Graph Model for the Analysis of Graduates’ Employment

    Article • Springer Science + Business Media

    Professor Leonardo Grilli

  49. University Studies and Employment. An Application of the Principal Strata Approach to Causal Analysis

    Article • Springer Science + Business Media

    Professor Leonardo Grilli

  50. Specification of Random Effects in Multilevel Models: A Review

    Article • SSRN Electronic Journal, Elsevier

    Professor Leonardo Grilli