Economics (AS & A Level) · May / June 2025 · Paper 13 · Question 15

The graph shows an individual's income before and after the deduction of income tax. Which change to this income tax system is most progressive?

1. AGraph A: income after tax vs income before tax, with points at (100, 100) and (200, 175)
2. BGraph B: income after tax vs income before tax, with points at (50, 50) and (200, 175)
3. CGraph C: income after tax vs income before tax, with points at (50, 50) and (200, 150)
4. DGraph D: income after tax vs income before tax, with points at (100, 100) and (200, 175)

As printed in the paper