作者: Daniel Gigone , Reid Hastie
DOI: 10.1037/0022-3514.72.1.132
关键词:
摘要: The impact of information on an aggregate decision is directly related to the number members who know prior group decision. This experiment obtains this common knowledge effect in small choice. Group discussion affects choice some cases, signaled by choices that overturn a majority members. In those overturned majorities, moreover, tended choose correct option, leading be more accurate than member choices. Consistent with results comparing individual judgment and choice, groups pool less thoroughly rely prominent items heavily when choosing as compared estimating.