Hits 1-3 within 3 documents
Measurement instruments for fast and frequent data collection during the early phase of COVID-19 in Germany: reflections on the Mannheim Corona Study [journal article]
Source: Measurement Instruments for the Social Sciences, 4 (2022). p.1-7
Recruiting a Probability-Based Online Panel via Postal Mail: Experimental Evidence [journal article]
Source: Social Science Computer Review, 40 (2022) 5. p.1259-1284
Measurement equivalence in probability and nonprobability online panels [journal article]
Source: International Journal of Market Research, 64 (2022) 4. p.484-505