In early 2021, an article in the Wall Street Journal made the following comment about President Biden's policies to increase manufacturing employment in the United States: "[President] Biden's "buy American" proposals echo those of previous presidents, including President Trump, who issued executive orders to spur more federal purchases of U.S. goods and sought to use tariffs to disadvantage foreign producers." Source: Bob Tita, "Manufacturers Want Biden to Boost 'Buy American' Practices," Wall Street Journal, January 3, 2021. Part 2 a. How does a tariff on goods "disadvantage foreign producers