This document summarizes different types of trade restrictions and exceptions under the global trading system, including re-negotiation of tariff concessions, waivers, emergency safeguards, antidumping actions, countervailing duties, restrictions for balance of payments purposes, and general exceptions. It provides details on the rules and processes around each type of restriction. It also discusses debates around certain policies like antidumping, noting criticisms that they can be used protectionistically and impose costs on other countries and consumers.
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