Svartdal, Frode; Pfuhl, Gerit; Nordby, Kent; Foschi, Gioel; Klingsieck, Katrin; Rozental, Alexander; Carlbring, Per; Lindblom-Ylänne, Sari; Rębkowska, Kaja (Journal article; Tidsskriftartikkel; Peer reviewed, 2016-08-31)
Procrastination is a common problem, but defining and measuring it has been subject to
some debate. This paper summarizes results from students and employees (N = 2893)
in Finland, Germany, Italy, Norway, Poland, and Sweden using the Pure Procrastination
Scale (PPS) and the Irrational Procrastination Scale (IPS; Steel, 2010), both assumed
to measure unidimensional and closely related constructs. ...