ALLBUScompact/GGSScompact 1980-2018 (Kumulierte Allgemeine Bevölkerungsumfrag...
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The original surveys have been designed to monitor trends in attitudes, behavior, and societal change in the Federal Republic of Germany. The main topics of this cumulative...
本系列原始调研旨在追踪德意志联邦共和国（Federal Republic of Germany）民众在态度、行为与社会变迁方面的发展趋势。本次累积性调研的核心主题为……
