The paper establishes the theoretical properties of a synthesized index number computed from an a posteriori stratified sample. The index number considered can be expressed as a weighted mean of the mean ratios computed for the subsamples. In the first part, we show that the index has a biais in...

The aim of this paper is twofold. First we discuss the origin of tree methods. Essentially we survey earlier methods that led to CHAID (Kass, 1980; Biggs et al., 1991). The second goal is then to explain in details the functioning of CHAID, especially the differences between the original method as...

This paper explains how text mining was used within the context of a research project on social dialogue regimes, jointly undertaken by the University of Geneva, the University of Lyon 2 and the International Institute of Labour Studies of the International Labour Organisation (ILO). The...

[fre] L'article propose une revue d'ensemble des méthodes d'analyse structurale des modèles économiques. Il traite d'abord de l'étude des structures causales (caractérisées par la présence ou l'absence de certaines variables dans chaque relation), mettant en évidence et justifiant les...

This article describes the many capabilities offered by the TraMineR toolbox for categorical sequence data. It focuses more specifically on the analysis and rendering of state sequences. Addressed features include the description of sets of sequences by means of transversal aggregated views, the...

This article marks the occasion of Social Science Research's 50th anniversary by reflecting on the progress of sequence analysis (SA) since its introduction into the social sciences four decades ago, with focuses on the developments of SA thus far in the social sciences and on its potential...