EDEXCEL IAL Topical Past Paper Unit 4 4.2.5 Restrictions on free trade Return to topics list Show Section A Show Section B Show Section C section A Section b WEC14/01/Jan 2022In 2020 the European Union imposed retaliatory tariffs of 25% on many US goods in a dispute over aircraft subsidies.Evaluate possible reasons why developed countries might restrict free trade. [20 marks]