A-LevelEconomicsThe Price System and the MicroeconomyMay/June 2019Paper 3 Q51 Mark
The table shows the substitution effect and income effect for a Giffen good and an inferior good as the price of the good changes. Which combination is correct? type of good price change demand change from substitution effect demand change from income effect A Giffen fall positive negative B Giffen rise positive positive C inferior fall negative negative D inferior rise negative negative
📋 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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