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Research papers

A test-interview-survey

Results of an experimental investigation concerning erroneous answering, non-representativeness of respondents, revisiting of interviewees refusing to answer.

Catalogue: ESOMAR/WAPOR Conference 1963
Author: W. Horn
June 15, 1963

Research papers

Criteria for appreciating the value of interviews in the field of industrial research (German)

The following considerations aim at determining the criteria decisive for appreciating the value of each interview and as such for the whole study. With this in mind a study among 100 companies which may be considered as potential buyers of a special...

Catalogue: ESOMAR/WAPOR Congress 1961: Marketing And Sociological Research In The Future
Author: Karl-Heinz Strothmann
June 15, 1961

Research papers

Criteria for appreciating the value of interviews in the field of industrial research (English-French)

The following considerations aim at determining the criteria decisive for appreciating the value of each interview and as such for the whole study. With this in mind a study among 100 companies which may be considered as potential buyers of a special...

Catalogue: ESOMAR/WAPOR Congress 1961: Marketing And Sociological Research In The Future
Author: Karl-Heinz Strothmann
June 15, 1961

Research papers

New possibility of comparative testing of advertisements

About two years ago at the Danish Gallup Institute, we began to work on the problem of finding new methods for comparative testing. We wanted to work out a technique, which would abolish "don't know" answers and, furthermore, separate the wording of...

Catalogue: ESOMAR Conference 1960
Author: J. Lorenz-Christensen
June 15, 1960