Self-reported work disability is analyzed in the US, the UK and the Netherlands.Different wordings of the questions lead to different work disability rates.But even if identical questions are asked, crosscountry differences remain substantial.Respondent evaluations of work limitations of...

In this paper we investigate whether there are differences in design effects between trained and fresh respondents. In three experiments, we varied the number of items on a screen, the choice of response categories, and the layout of a five point rating scale. We find that trained respondents...