Speech by professor Ludwig Erhard, German Federal Minister For Economic Affairs, at the ESOMAR/WAPOR congress in Baden/Baden on September 11th, 1961 (German)
My purpose is to show that, in public opinion research, we must find the right formulation of questions and derive the right conclusions. Let me explain this with a few concrete questions. In Germany there is a lot of talk about prosperity, but attitudes vary greatly.
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