Il lavoro propone una selezione organica di dati statistici relativi agli spostamenti internazionali di viaggiatori da e verso stati aderenti all’Unione Europea, derivata dalla fonte EUROSTAT. Con riferimento al periodo 1995-2010 e ad aspetti quali la propensione turistica, il grado...

In the complex frame of the EU agriculture politics, a particular relevant aspect is given by the new regulation on durum wheat production and diffusion incentives. These subsidies are assigned according to a particular indicator (Quality Global Index - QGI), built up through a weighted mean of...

The Hulliger’s robust estimation technique consists in the re-weighting of units identified as outliers through a Robustified Ratio Estimator (RRE), according to which outliers Improving robust ratio estimation in longitudinal surveys with outlier observations 17 contribute to the final...

In the frame of a statistical survey, the identification of non respondent units that should be object with priority of a reminder action (Intensive Follow Up - IFU), with the aim to produce enough good estimates, represents a relevant, but quite not deeply analysed methodological aspect. In...

Timeliness is a driving feature of official statistics. In particular, in the short-term statistics framework usually a first provisional release is carried out on the basis of preliminary early respondents, followed by a final release based on late respondents as well. The revision is the...

This work remarks the need to carefully evaluate the real importance of each variable used in a multivariate analysis context, with particular regard to cases when an overall performance ranking is the main final purpose. In particular, both a preliminary transformation of variables – aimed at...

Il lavoro propone una raccolta organica di dati statistici relativi agli spostamenti internazionali di viaggiatori da e verso stati europei e, in particolare, stati aderenti all'Unione Europea. Sulla base della sistematizzazione concettuale delle informazioni attualmente disponibili da varie...

In the complex frame of the EU agriculture politics, a particular relevant aspect is given by the new regulation on durum wheat production and diffusion incentives. These subsidies are assigned according to a particular indicator (Quality Global Index - QGI), built up through a weighted mean of...