Extract D: Real Domestic Heating Cost Index in Country Y (Base year 2013 = 100)
| Year | Real Domestic Heating Cost Index |
|---|---|
| 2013 | 100 |
| 2015 | 92 |
| 2017 | 85 |
| 2019 | 108 |
| 2021 | 124 |
| 2023 | 115 |
Note: An increase in the index indicates that domestic heating became less affordable relative to average household income, while a decrease indicates it became more affordable.
Using Extract D, identify two significant features of the real domestic heating cost index in Country Y over the period 2013 to 2023.
187 exam-style questions on AQA A Level Economics 2.1 The measurement of macroeconomic performance, covering 2.1.1 The objectives of government economic policy, 2.1.2 Macroeconomic indicators, 2.1.3 Uses of index numbers, and 2.1.4 Uses of national income data (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.