| 2018 | 2019 | 2020 | 2021 (forecast) | |
|---|---|---|---|---|
| Country A production of coal (thousand tonnes) | 360 000 | 320 000 | 250 000 | 175 000 |
| Index of Country A production of coal | 144 | 128 | 100 | ? |
| Country A imports of coal (thousand tonnes) | 120 000 | 150 000 | 200 000 | 240 000 |
| Index of Country A imports of coal | 60 | 75 | 100 | 120 |
Note: Indices are based on 2020 = 100.
Using Extract A, calculate the index of Country A's production of coal for 2021
identify one significant feature of the data for the years 2018 to 2020 .
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.