Quel est l’effet de l’utilisation croissante des panels non probabilistes via internet ? Ruth Dassonneville, André Blais, Marc Hooghe et Kris Deschouwer éclaircissent cette question sur le cas belge dans un article publié dans Acta Politica.
Extrait :
« In this paper, we investigate the effects of survey mode and sampling method in the Belgian context. This is a particularly important and relevant case study because election researchers in Belgium can draw a sample of voters directly from the National Register. In line with previous studies, we find important differences in the marginal distributions of variables measured in the two surveys. When considering vote choice models and the inferences that scholars would draw, in contrast, we find minor differences. »
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