Stasser, G.

information group member discussion centrality provision point decision group members point provision stasser study participant sharednes research contribution influence group discussion level candidate executive step-level effect dilemmas search psychology other repetition dilemma expert normativenes cognitively number predictor people sampling journal player computer endowment participation solution threshold individual regression result process behavior laboratory resource order decision-making access series expert solution expertise interest correctness hypothesis proportion larson group size strength stewart computer search participation rates weakness group decision kameda report information searches profile function threshold dilemmas information search wittenbaum group level predictors university information links executive teams