Trade Liberalization Under the Treaty of the Economic Community of West African States (Ecowas): Some Preliminary Highlights of Legal and Economic Problems - Journal of World Trade View Trade Liberalization Under the Treaty of the Economic Community of West African States (Ecowas): Some Preliminary Highlights of Legal and Economic Problems by - Journal of World Trade Trade Liberalization Under the Treaty of the Economic Community of West African States (Ecowas): Some Preliminary Highlights of Legal and Economic Problems 24 6 Journal of World Trade