Rail firms in a region are recruiting signalling technicians. Each vacancy requires a specialist qualification. The table shows the number of unemployed people and the number of vacancies in the region.
| Measure | Number |
|---|---|
| Unemployed people | 620 |
| Unemployed people with the required qualification | 18 |
| Vacancies for signalling technicians | 45 |
Using the information in the table, explain why the rail firms may have to pay high wages to fill these vacancies, even though many people in the region are unemployed.
80 exam-style questions on OCR GCSE Economics 2.7 The labour market, covering 2.7.1 Role and operation of the labour market, 2.7.2 Determination of wages, 2.7.3 Explain gross and net pay, and 2.7.4 Calculate gross and net pay. Each one has a worked solution and a mark scheme showing where the marks go.