Notes, Comments and Preliminary results Aug 09 2013 Takayuki Watanabe and Nobuo Matsubayashi   Note on Stable Mergers in a Market with Asymmetric Substitutability   Abstract  Contact Information  Citation  Full Text  -  Note   Jan 11 2010 Nobuo Matsubayashi and Tatsuya Hashimoto   Horizontal merger of differentiated firms with product consolidation: the effect of change in substitutability   Abstract  Contact Information  Citation  Full Text  -  Note