These plausible values are calculated by the complex item-response theory (IRT) model (see Baker 2001; Von Davier and Sinharay 2013) based on the assumption that each student only answers a random subset of questions and their true ability cannot be directly judged but only estimated from thei...
Firstly, employees younger than 45 years (n = 387) and at baseline not working or not implying being solely 'actively employed' (indicating being on (partial) sick leave or pregnancy leave) and not being employed by an employer or not responded to one of these questions (n =...
These questions can be used as exam- ples of measuring direct ageist attitudes of employers. We calculated the prevalence of ageism per measure for each country and the mean of each indicator. The choice for a cut-off point indicating when a relatively large proportion of people could be ...