„On average across OECD countries, the share of students who reported being satisfied with life was 6 percentage points larger among native speakers than the share of non-native speakers (5 percentage points across the EU).“
Dr. Lucie Cerna u. a., The resilience of students with an immigrant background (2021), S. 44.
In Österreich betrug der Unterschied ebenfalls 5 Prozentpunkte. (Quelle: ibidem, Figure 3.8.)
