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Airbus Industrie is considering building a family of double-deck aircraft. A research project was initiated primarily to investigate the effects of the height of the new upper deck on human performance in case of an emergency, but it was also investigated whether factors such as visibility, slide design, and passenger safety instruction might influence(More)
Biotechnology is an environmental issue that can be evaluated with regard to the impact of the technology "as such" or with regard to specific products. We assume that the concreteness of presentations of biotechnology has an influence on evaluations of risks and benefits. We conducted two experimental studies. In Study 1, 99 subjects evaluated the strength(More)
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