The table below shows the retail price of an annual subscription to a premium cloud-storage plan over three consecutive years.
| Year | Annual subscription price (£) |
|---|---|
| 1 | 39.99 |
| 2 | 45.50 |
| 3 | 52.00 |
Over the three-year period, it can be concluded with certainty that there has been an increase in
the total revenue earned from this storage plan.
the market demand for cloud-storage subscriptions.
the average cost of maintaining the cloud servers.
the average revenue generated per subscription sold.
156 exam-style questions on AQA A Level Economics 1.4 Production, costs and revenue, covering 1.4.1 Production and productivity, 1.4.2 Specialisation, division of labour and exchange, 1.4.3 The law of diminishing returns and returns to scale (A-level only), 1.4.4 Costs of production, 1.4.5 Economies and diseconomies of scale, 1.4.6 Marginal, average and total revenue, 1.4.7 Profit, and 1.4.8 Technological change (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.