The table below shows the market share (%) by revenue for the European cloud infrastructure market in a recent fiscal year.
| Cloud Infrastructure Provider | Market Share (%) |
|---|---|
| AWS | 32 |
| Microsoft Azure | 23 |
| Google Cloud | 11 |
| Alibaba Cloud | 6 |
| Oracle Cloud | 5 |
| Salesforce | 4 |
| IBM Cloud | 4 |
| Tencent Cloud | 3 |
| OVHcloud | 2 |
| Others | 10 |
| Total | 100 |
From the data provided in the table, what is the five-firm concentration ratio (CR5CR_5CR5)?
72%72\%72%
77%77\%77%
81%81\%81%
87%87\%87%
136 exam-style questions on AQA A Level Economics 1.5 Perfect competition, imperfectly competitive markets and monopoly, covering 1.5.1 Market structures, 1.5.2 The objectives of firms, 1.5.3 Perfect competition, 1.5.4 Monopolistic competition (A-level only), 1.5.5 Oligopoly (A-level only), 1.5.6 Monopoly and monopoly power, 1.5.7 Price discrimination (A-level only), 1.5.8 The dynamics of competition and competitive market processes, 1.5.9 Contestable and non-contestable markets (A-level only), 1.5.10 Market structure, static efficiency, dynamic efficiency and resource allocation (A-level only), and 1.5.11 Consumer and producer surplus (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.