WTO Appellate Body, Peru Additional Duty on Imports of Certain Agriculture Products, WT/DS457/AB/R, 20 July 2015 - Legal Issues of Economic Integration View WTO Appellate Body, Peru Additional Duty on Imports of Certain Agriculture Products, WT/DS457/AB/R, 20 July 2015 by - Legal Issues of Economic Integration WTO Appellate Body, Peru Additional Duty on Imports of Certain Agriculture Products, WT/DS457/AB/R, 20 July 2015 43 1 Legal Issues of Economic Integration