Ancient Rome used high tariffs to raise money too – and created other economic problems along the way

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Tariffs are back in the headlines this week, with United States President Donald Trump introducing sweeping new tariffs of at least 10% on a vast range of goods imported to the US. For some countries and goods, the tariffs will be much higher.

Analysts have expressed shock and worry, warning the move could lead to inflation and possibly even recession for the US.