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Research papers

Are telephone interviews a useful alternative in image research?

Sceptical opinions have been voiced about the use of telephone interviews, in spite of its advantages. In particular in countries with a low degree of telephone penetration the lower representativity of the sample and consequently, poorer survey...

Catalogue: ESOMAR Congress 1978: Value For Money In Market And Social Research
Author: Tjarko H. Veldman
September 1, 1978