protectionism
US /prəˈtek.ʃən.ɪ.zəm/
UK /prəˈtek.ʃən.ɪ.zəm/
1.
the theory or practice of shielding a country's domestic industries from foreign competition by taxing imports
:
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The government implemented protectionism to support local businesses.
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Critics argue that protectionism can lead to trade wars.