1.
Sampling and estimation techniques for the implementation of new classification systems: the change-over from NACE Rev. 1.1 to NACE Rev. 2 in business surveys
2.
3.
4.
5.
Relating question type to panel conditioning: comparing trained and fresh respondents
Costs and benefits of reaching parents for survey participation through school communication systems: testing the potential of a straightforward convenience sample
Innovation in der Markt- und Sozialforschung: das forsa.omninet-Panal