the UK government triggered the withdrawal process on March 29, 2017, setting the date for the UK to leave by

April 2019. In January 2020, the withdrawal was complete and the United Kingdom is now no longer part of the EU

trading bloc. Also, as of 2020, NAFTA has been replaced by the United States-Mexico-Canada (USMCA) free trade

agreement.

Trade Policy at the National Level

Yet another dimension of trade policy, along with international and regional trade agreements, happens at the

national level. The United States, for example, imposes import quotas on sugar, because of a fear that such

imports would drive down the price of sugar and thus injure domestic sugar producers. One of the jobs of the

United States Department of Commerce is to determine if there is import dumping from other countries. The

United States International Trade Commission—a government agency—determines whether the dumping has
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