A-LevelEconomicsConsumer Behaviour (Utility Theory)May/June 2017Paper 3 Q51 Mark
The diagram shows the marginal utility (MU) that an individual derives from a good at different levels of consumption. [Figure 5.1] The utility he derives from the last $ he spends on every good is 4 units. Assuming the marginal utility of money is constant, which quantity will he purchase if the price of the good is $10? A 4 kilos B 5 kilos C 6 kilos D 7 kilos
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
🎯 Mark Scheme Breakdown
Award 1 mark for identifying the correct principle. Award 1 mark for showing clear working. Common errors include failing to convert units and misreading the scale. The examiner report notes that only 34% of candidates achieved full marks on this question.
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