It's common for students to take tests in large groups, but a new study suggests being exposed to greater competition may inhibit individuals from excelling. ScienceBlogger Jonah Lehrer attributed this finding to a common tendency of the brain to shut down when intimidated instead of working harder. "When it knows that it won't win the competition—there are just too many competitors—the mind is less willing to put in the effort," he wrote on The Frontal Cortex.
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do you have an idea where to find some digits about/supporting this oppinion? could be interesting to find the break even point
thanks for your suggestions
marcin
gadżety reklamowe - http://promocyjne.pl
Def. need the same class size or bigger.
The original paper:
http://papers.ssrn.com/sol3/papers.cfm?abstract_id=1307223