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Paper 3 sample question on positive externalities, income elasticity of demand, the Engel curve and common-pool resources

This section includes an IB paper 3 style examination question and markscheme from the new syllabus. Students are required to answer 2 questions when they are completing paper 3 and they have 105 minutes to do this. Question paper MarkschemeThere are 60 marks available for each question in paper 3. This question is worth 30 marks and students should spend 52.5 minutes on it. The question is based on data and some text...

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