Hits 1-4 within 4 documents
Design und Feldphase des Mini-Panels [collection article]
Source: Ergon Verl., 2008
(Familie und Gesellschaft, 23)
The effect of incentives on response rates and panel attrition: results of a controlled experiment [journal article]
Source: Survey Research Methods, 2 (2008) 3. p.151-158
Are incentive effects on response rates and nonresponse bias in large-scale, face-to-face surveys generalizable to Germany? Evidence from ten experiments [journal article]
Source: Public Opinion Quarterly, 79 (2015) 3. p.740-768