Notes, Comments and Preliminary results Dec 16 2009 Leonard F. S. Wang , Ya-chin Wang and Lihong Zhao   Privatization and the Environment in a Mixed Duopoly with Pollution Abatement   Abstract  Contact Information  Citation  Full Text  -  Note   Sep 16 2008 Leonard F. S. Wang , Wei Zhao and Ya -Chin Wang   Strategic Trade Policy in Bargaining over Managerial Delegation Competition   Abstract  Contact Information  Citation  Full Text  -  Note   Oct 03 2007 Leonard F.S. Wang , Tai-Liang Chen and Ya-Chin Wang   Trade liberalization and environmental tax in differentiated oligopoly with consumption externalities   Abstract  Contact Information  Citation  Full Text  -  Note