Economics (AS & A Level) · May / June 2023 · Paper 12 · Question 15

The table shows changes in a consumer's expenditure on various goods when her income increases from $20 000 to $24 000. | good | income $20 000: amount spent on good ($) | income $24 000: amount spent on good ($) | |---|---|---| | W | 100 | 96 | | X | 100 | 100 | | Y | 200 | 224 | | Z | 200 | 248 | Assuming all else remains unchanged, for which goods is the consumer's income elasticity of demand greater than 1.0?

1. AW, Y and Z
2. BW and Z only
3. CW only
4. DZ only

As printed in the paper