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Distinguishing Spurious and Real Peer Effects : Evidence from Artificial Societies, Small-Group Experiments, and Real Schoolyards
MacCoun, Robert J., (2008)
Distinguishing spurious and real peer effects : evidence from artificial societies, small-group experiments, and real schoolyards
Should sixth grade be in elementary or middle school? : an analysis of grade configuration and student behavior
Cook, Philip J., (2006)