Apr 29 2012 Barna Bakó   Exclusive contracts with vertically differentiated products   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result   May 23 2011 Ornella Tarola   Preemptive acquisition and downgrading innovation.   Abstract  Contact Information  Citation  Full Text  -  Note   Aug 12 2010 Hiroshi Aiura   Wholesale price discrimination and enforcement of regulation   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result   May 03 2010 Xavier Y Wauthy   Market coverage and the nature of product differentiation: a note   Abstract  Contact Information  Citation  Full Text  -  Note   Sep 19 2007 Chung-Hui Chou   Partial Compatibility and Vertical Differentiation   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result