It is true that a regional trade bloc prevents nations from trading with other nations within their geographic area.
A regional trade block is an agreement between the members of a certain trade bloc who work together to remove trade restrictions that prevent members from trading effectively. For those who are not part of the trading bloc, there are trade restrictions.
A country engages in trade with other nations. This is known as international trade. Trade-related nations may engage in import and export activities that will aid in filling market gaps in both their own and other nations. In order to regulate the trading of their products, the concerned nations may form regional trade blocs.
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