Notes, Comments and Preliminary results Feb 20 2012 Hsiao-Chi Chen , Yunshyong Chow and Li-Chau Wu   Imitation, local interaction, and efficiency: reappraisal   Abstract  Contact Information  Citation  Full Text  -  Comment   Dec 03 2010 Hsiao-chi Chen , Shiou Shieh and Pu-ti Su   Fees versus Royalties under Partial Cross Ownership   Abstract  Contact Information  Citation  Full Text  -  Note   Research announcements Conference announcements