free market
US /ˌfriː ˈmɑːr.kɪt/
UK /ˌfriː ˈmɑːr.kɪt/

1.
libre mercado
an economic system in which prices are determined by unrestricted competition between privately owned businesses.
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The government is moving towards a more free market economy.
El gobierno se está moviendo hacia una economía de libre mercado.
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Advocates of the free market believe it promotes efficiency and innovation.
Los defensores del libre mercado creen que promueve la eficiencia y la innovación.