Winnie Hu, With Teacher Ratings Set to Be Released, Union Opens Campaign to Discredit Them, New York Times, February 23, 2012.
108
T. Schall and G. Smith, Do Baseball Players Regress to the Mean? American Statistician 54 (2000): 231–35.
109
Scott E. Carrell and James E. West, Does Professor Quality Matter? Evidence from Random Assignment of Students to Professors, National Bureau of Economic Research Working Paper 14081, June 2008.