Oct 24 2014 Matthias Peiss and Roland Kirstein   Optimal ticket pricing in professional sports: a social identity approach   Abstract  Contact Information  Citation  Full Text  -  Note   Sep 02 2011 Vasileios Manasis , Vassiliki Avgerinou , Ioannis Ntzoufras and J. James Reade   Measurement of competitive balance in professional team sports using the Normalized Concentration Ratio   Abstract  Contact Information  Citation  Full Text  -  Note