This paper concerns the measure the opinion of European citizens about utilities. The Eurobarometer Survey data are considered and two non-standard techniques - Rasch Model and Nonlinear Principal Component Analysis - originally proposed in other fields are applied and discussed. The potential of both methods is highlighted; in particular the methods allow the questionnaire to be calibrated and the consumer satisfaction to be assessed and compared among European countries and different years
A way to measure the opinion of Europeans about utilities / P. Ferrari, S. Salini - In: Proceedings of "MTISD 2008 : methods, models and information technologies for decision support systems" / [a cura di] E. Ciavolino, L. D’Ambra, M. Squillante, G. Ghiani. - [s.l] : Editoria Scientifica Elettronica, 2008. - ISBN 978-88-8305-061-9. - pp. 160-163 (( convegno Methods, models and information technologies for decision support systems tenutosi a Lecce nel 2008.
A way to measure the opinion of Europeans about utilities
P. FerrariPrimo
;S. SaliniUltimo
2008
Abstract
This paper concerns the measure the opinion of European citizens about utilities. The Eurobarometer Survey data are considered and two non-standard techniques - Rasch Model and Nonlinear Principal Component Analysis - originally proposed in other fields are applied and discussed. The potential of both methods is highlighted; in particular the methods allow the questionnaire to be calibrated and the consumer satisfaction to be assessed and compared among European countries and different years
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