The impact of material incentives on response quantity, response quality, sample composition, survey outcome and cost in online access panels
| Year of publication: |
2004
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| Authors: | Göritz, Anja |
| Published in: |
International journal of market research : JMRS ; the journal of the Market Research Society. - Abingdon [u.a.] : Warc, ISSN 0025-3618, ZDB-ID 20063143. - Vol. 46.2004, 3, p. 327-346
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