Notes, Comments and Preliminary results Jun 21 2007 Vasileios Zikos   Stackelberg mixed oligopoly with asymmetric subsidies   Abstract  Contact Information  Citation  Full Text  -  Comment   Apr 05 2007 Vasileios Zikos   A Reappraisal of the Irrelevance result in mixed duopoly: A note on R&D competition   Abstract  Contact Information  Citation  Full Text  -  Note