Sep 06 2004 Sami Dakhlia , Akram Temimi and Flavio Menezes   A note on duplication of R&D and R&D subsidies   Abstract  Contact Information  Citation  Full Text  -  Note   Jun 20 2004 Elisabetta Ottoz and Franco Cugno   The independent invention defence in a Cournot duopoly model   Abstract  Contact Information  Citation  Full Text  -  Note