Abstract
News editors obtained the following quote from the background information suppli ed by the inventors:“The statistical gold standard for designing crowd-sourced information systems has been to obtainindependent and unbiased evaluations. But in crowd sourced systems that rely on voluntary cooperation, outcomes may depen d on dynamic interactions between cooperation and crowd wisdom. Minimizing social influences then bears the cost of compromising crowd wisdom. More importantly, minimizing socialinfluences may interfere with efforts to perpetuate cooperati on.
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