Tussie, D.Vasquez, P.I.2007-11-132005-05-032007-11-131994http://hdl.handle.net/10625/26969Text1 digital file (40 p.)Application/pdfenINTERNATIONAL TRADEENVIRONMENTFREE TRADEGATTINTERNATIONAL AGREEMENTSTowards a new green round : a survey of issues and questions for researchWorking Paper