1.

What do web survey panel respondents answer when asked “Do you have any other comment?”

2.

What do web survey panel respondents answer when asked “Do you have any other comment?”

3.

What do web survey panel respondents answer when asked “Do you have any other comment?”

4.

What do web survey panel respondents answer when asked “Do you have any other comment?”

5.

What do web survey panel respondents answer when asked “Do you have any other comment?”

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Costs and benefits of reaching parents for survey participation through school communication systems: testing the potential of a straightforward convenience sample

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Costs and benefits of reaching parents for survey participation through school communication systems: testing the potential of a straightforward convenience sample

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Costs and benefits of reaching parents for survey participation through school communication systems: testing the potential of a straightforward convenience sample

4.

Costs and benefits of reaching parents for survey participation through school communication systems: testing the potential of a straightforward convenience sample

5.

Costs and benefits of reaching parents for survey participation through school communication systems: testing the potential of a straightforward convenience sample

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Schneeballverfahren und verwandte Stichprobendesigns

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Schneeballverfahren und verwandte Stichprobendesigns

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Innovation in der Markt- und Sozialforschung: das forsa.omninet-Panal

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