Hits 1-2 within 2 documents
Respondent incentives in a national face-to-face survey: effects on outcome rates, sample composition and fieldwork efforts [journal article]
Source: Methoden, Daten, Analysen (mda), 7 (2013) 1. p.89-122
Incentivierungsstrategien bei Minderheitenangehörigen: Ergebnisse eines Methodenexperiments [journal article]
Source: Methoden, Daten, Analysen (mda), 7 (2013) 1. p.59-88